diff --git a/.prettierrc b/.prettierrc
index 9eed9542..c5391127 100644
--- a/.prettierrc
+++ b/.prettierrc
@@ -3,5 +3,13 @@
   "printWidth": 80,
   "singleQuote": true,
   "tabWidth": 2,
-  "trailingComma": "all"
+  "trailingComma": "all",
+  "overrides": [
+    {
+      "files": "src/locales/**/*.js",
+      "options": {
+        "printWidth": 150
+      }
+    }
+  ]
 }
diff --git a/src/components/FeaturePanel/EditDialog/EditDialog.tsx b/src/components/FeaturePanel/EditDialog/EditDialog.tsx
index 4152f5d5..a339b2f7 100644
--- a/src/components/FeaturePanel/EditDialog/EditDialog.tsx
+++ b/src/components/FeaturePanel/EditDialog/EditDialog.tsx
@@ -27,6 +27,7 @@ import { SuccessContent } from './SuccessContent';
 import { icons } from '../../../assets/icons';
 import { editOsmFeature } from '../../../services/osmApiAuth';
 import { useOsmAuthContext } from '../../utils/OsmAuthContext';
+import { t, Translation } from '../../../services/intl';
 
 const useIsFullScreen = () => {
   const theme = useTheme();
@@ -54,30 +55,27 @@ const OsmLogin = () => {
     <Typography variant="body2" color="textSecondary" paragraph>
       {loggedIn ? (
         <>
-          Jste přihlášeni jako <b>{osmUser}</b>, změny se ihned projeví v mapě.
-          (
+          <Translation id="editdialog.loggedInMessage" values={{ osmUser }} /> (
           <button
             type="button"
             className="linkLikeButton"
             onClick={handleLogout}
           >
-            odhlásit
+            {t('editdialog.logout')}
           </button>
           )
         </>
       ) : (
         <>
-          Vkládáte <b>anonymní</b> poznámku do mapy.
-          <br />
-          Pokud se{' '}
+          <Translation id="editdialog.anonymousMessage1" />{' '}
           <button
             type="button"
             className="linkLikeButton"
             onClick={handleLogin}
           >
-            přihlásíte do OpenStreetMap
+            {t('editdialog.anonymousMessage2_login')}
           </button>
-          , změny se ihned projeví v mapě.
+          <Translation id="editdialog.anonymousMessage3" />
         </>
       )}
     </Typography>
@@ -122,7 +120,7 @@ export const EditDialog = ({ feature, open, handleClose, focusTag }: Props) => {
     );
     if (noteText == null) {
       // eslint-disable-next-line no-alert
-      alert('Proveďte, prosím, požadované změny.');
+      alert(t('editdialog.changes_needed'));
       return;
     }
 
@@ -153,7 +151,9 @@ export const EditDialog = ({ feature, open, handleClose, focusTag }: Props) => {
           width={16}
           height={16}
         />{' '}
-        {loggedIn ? 'Upravit: ' : 'Navrhnout úpravu: '}
+        {loggedIn
+          ? t('editdialog.edit_heading')
+          : t('editdialog.suggest_heading')}{' '}
         {feature.tags.name || feature.properties.subclass}
       </DialogTitle>
       {successInfo ? (
@@ -170,7 +170,9 @@ export const EditDialog = ({ feature, open, handleClose, focusTag }: Props) => {
 
               {!loggedIn && (
                 <>
-                  <DialogHeading>Možnosti</DialogHeading>
+                  <DialogHeading>
+                    {t('editdialog.options_heading')}
+                  </DialogHeading>
                   <PlaceCancelledToggle
                     cancelled={cancelled}
                     toggle={toggleCancelled}
@@ -197,10 +199,10 @@ export const EditDialog = ({ feature, open, handleClose, focusTag }: Props) => {
           <DialogActions>
             {loading && <CircularProgress />}
             <Button onClick={onClose} color="primary">
-              Zrušit
+              {t('editdialog.cancel_button')}
             </Button>
             <Button onClick={saveDialog} color="primary" variant="contained">
-              Uložit
+              {t('editdialog.save_button')}
             </Button>
           </DialogActions>
         </>
diff --git a/src/components/FeaturePanel/EditDialog/MajorKeysEditor.tsx b/src/components/FeaturePanel/EditDialog/MajorKeysEditor.tsx
index 45485fa0..8566b3ce 100644
--- a/src/components/FeaturePanel/EditDialog/MajorKeysEditor.tsx
+++ b/src/components/FeaturePanel/EditDialog/MajorKeysEditor.tsx
@@ -2,12 +2,13 @@ import React, { useEffect } from 'react';
 import TextField from '@material-ui/core/TextField';
 import Button from '@material-ui/core/Button';
 import Typography from '@material-ui/core/Typography';
+import { t } from '../../../services/intl';
 
 const majorKeysNames = {
-  name: 'Název',
-  website: 'Web',
-  phone: 'Telefon',
-  opening_hours: 'Otevírací doba',
+  name: t('tags.name'),
+  website: t('tags.website'),
+  phone: t('tags.phone'),
+  opening_hours: t('tags.opening_hours'),
 };
 
 export const majorKeys = ['name', 'website', 'phone', 'opening_hours'];
@@ -48,7 +49,7 @@ export const MajorKeysEditor = ({ tags, setTag, focusTag }) => {
       {!!inactiveMajorKeys.length && (
         <>
           <Typography variant="body1" component="span" color="textSecondary">
-            Přidat:
+            {t('editdialog.add_major_tag')}:
           </Typography>
           {inactiveMajorKeys.map((k) => (
             <React.Fragment key={k}>
diff --git a/src/components/FeaturePanel/EditDialog/OtherTagsEditor.tsx b/src/components/FeaturePanel/EditDialog/OtherTagsEditor.tsx
index e3ef056e..20311333 100644
--- a/src/components/FeaturePanel/EditDialog/OtherTagsEditor.tsx
+++ b/src/components/FeaturePanel/EditDialog/OtherTagsEditor.tsx
@@ -6,6 +6,7 @@ import Typography from '@material-ui/core/Typography';
 import ExpandMoreIcon from '@material-ui/icons/ExpandMore';
 import { majorKeys } from './MajorKeysEditor';
 import { isString } from '../../helpers';
+import { t } from '../../../services/intl';
 
 const Table = styled.table`
   width: calc(100% - 20px);
@@ -45,7 +46,7 @@ const NewTagRow = ({ setTag }) => {
           onChange={(e) => setNewKey(e.target.value)}
           variant="outlined"
           size="small"
-          placeholder="new key"
+          placeholder={t('editdialog.other_tags.new_key')}
         />
       </th>
       <td>
@@ -56,7 +57,7 @@ const NewTagRow = ({ setTag }) => {
           size="small"
         />{' '}
         <Button variant="contained" disableElevation onClick={handleAdd}>
-          Add
+          {t('editdialog.other_tags.add')}
         </Button>
       </td>
     </tr>
@@ -75,7 +76,7 @@ const KeyValueRow = ({ k, v, setTag, focusTag }) => (
         variant="outlined"
         size="small"
         autoFocus={focusTag === k}
-        placeholder="will be deleted"
+        placeholder={t('editdialog.other_tags.will_be_deleted')}
       />
     </td>
   </tr>
@@ -107,7 +108,7 @@ export const OtherTagsEditor = ({ tags, setTag, focusTag }) => {
           disableElevation
           onClick={() => setShowTags(!showTags)}
         >
-          Další vlastnosti – tagy
+          {t('editdialog.other_tags')}
           <ExpandMoreIcon fontSize="small" />
         </Button>
       )}
@@ -120,7 +121,7 @@ export const OtherTagsEditor = ({ tags, setTag, focusTag }) => {
             color="textSecondary"
             style={{ position: 'relative' }}
           >
-            Další vlastnosti – tagy
+            {t('editdialog.other_tags')}
           </Typography>
           <Table>
             <tbody>
diff --git a/src/components/FeaturePanel/EditDialog/SuccessContent.tsx b/src/components/FeaturePanel/EditDialog/SuccessContent.tsx
index 45ff4851..9442a5f7 100644
--- a/src/components/FeaturePanel/EditDialog/SuccessContent.tsx
+++ b/src/components/FeaturePanel/EditDialog/SuccessContent.tsx
@@ -9,6 +9,7 @@ import Typography from '@material-ui/core/Typography';
 import { Box, Tooltip } from '@material-ui/core';
 import IconButton from '@material-ui/core/IconButton';
 import { nl2br } from '../../utils/nl2br';
+import { t, Translation } from '../../../services/intl';
 
 const StyledCheckCircleIcon = styled(CheckCircleIcon)`
   color: #4b912e;
@@ -54,21 +55,18 @@ export const SuccessContent = ({ successInfo, handleClose }) => {
   const texts =
     successInfo.type === 'note'
       ? {
-          heading: 'Děkujeme za Váš návrh!',
-          subheading:
-            'Dobrovolnící z komunity OpenStreetMap ho časem zpracují.',
-          body: `Celý proces obvykle trvá několik dní. Ovšem v místech, kde není aktivní komunita, to může trvat i velmi dlouho.`,
-          urlLabel: `Doplnit informace či sledovat vývoj můžete zde:`,
-          textLabel: 'Text poznámky',
+          heading: t('editsuccess.note.heading'),
+          subheading: t('editsuccess.note.subheading'),
+          body: <Translation id="editsuccess.note.body" />,
+          urlLabel: t('editsuccess.note.urlLabel'),
+          textLabel: t('editsuccess.note.textLabel'),
         }
       : {
-          heading: 'Děkujeme za Vaši editaci!',
-          subheading: 'Již nyní se začíná objevovat v mapách po celém světě.',
-          body: `V databázi OSM již je uložena. V řádu několika minut ji uvidíte na mapě "OSM Mapnik". Zdejší mapa a různé jiné aplikace se obnovují cca 1x za měsíc.
-
-          Pokud se jedná o omyl, můžete hodnoty ručně vrátit zpět a znovu je uložit.`,
-          urlLabel: `Vaše změny:`,
-          textLabel: 'Poznámka ke změně',
+          heading: t('editsuccess.edit.heading'),
+          subheading: t('editsuccess.edit.subheading'),
+          body: <Translation id="editsuccess.edit.body" />,
+          urlLabel: t('editsuccess.edit.urlLabel'),
+          textLabel: t('editsuccess.edit.textLabel'),
         };
 
   return (
@@ -84,11 +82,11 @@ export const SuccessContent = ({ successInfo, handleClose }) => {
         </CenterText>
 
         <Typography variant="body2" paragraph>
-          {nl2br(texts.body)}
+          {texts.body}
         </Typography>
 
         <Typography variant="body2" paragraph>
-          {nl2br(texts.urlLabel)}
+          {texts.urlLabel}
           <br />
           <a href={successInfo.url} rel="noopener nofollow">
             {successInfo.url}
@@ -106,7 +104,7 @@ export const SuccessContent = ({ successInfo, handleClose }) => {
       </DialogContent>
       <DialogActions>
         <Button onClick={handleClose} color="primary">
-          Zavřít
+          {t('editsuccess.close_button')}
         </Button>
       </DialogActions>
     </>
diff --git a/src/components/FeaturePanel/EditDialog/components.tsx b/src/components/FeaturePanel/EditDialog/components.tsx
index 5520cf51..2f16da37 100644
--- a/src/components/FeaturePanel/EditDialog/components.tsx
+++ b/src/components/FeaturePanel/EditDialog/components.tsx
@@ -5,6 +5,7 @@ import React from 'react';
 import Typography from '@material-ui/core/Typography';
 import { Box } from '@material-ui/core';
 import { useToggleState } from '../../helpers';
+import { t, Translation } from '../../../services/intl';
 
 export const DialogHeading = ({ children }) => (
   <Typography variant="overline" display="block" color="textSecondary">
@@ -21,14 +22,14 @@ export const ChangeLocationEditor = ({ location, setLocation }) => {
         control={
           <Checkbox checked={showLocation} onChange={toggleShowLocation} />
         }
-        label="Zadat novou polohu"
+        label={t('editdialog.location_checkbox')}
       />
       {showLocation && (
         <div style={{ marginLeft: 30 }}>
           <TextField
             value={location}
             onChange={(e) => setLocation(e.target.value)}
-            placeholder="např. naproti přes ulici"
+            placeholder={t('editdialog.location_placeholder')}
             InputLabelProps={{
               shrink: true,
             }}
@@ -47,7 +48,7 @@ export const PlaceCancelledToggle = ({ cancelled, toggle }) => (
   <>
     <FormControlLabel
       control={<Checkbox checked={cancelled} onChange={toggle} />}
-      label="Místo zrušeno či trvale zavřeno"
+      label={t('editdialog.place_cancelled')}
     />
     <br />
   </>
@@ -57,21 +58,13 @@ export const ContributionInfoBox = ({ loggedIn }) =>
   loggedIn ? (
     <Box mt={4} mb={4}>
       <Typography variant="body1" color="textSecondary" paragraph>
-        Vaše úprava bude ihned uložena do databáze OpenStreetMap. Prosíme,
-        vkládejte pouze informace z vlastních nebo ověřených zdrojů. Je zakázano
-        kopírovat data krytá autorským zákonem (např. Google Maps).{' '}
-        <a href="https://wiki.openstreetmap.org/wiki/Cs:Jak_mapujeme">
-          Více informací
-        </a>
+        <Translation id="editdialog.info_edit" />
       </Typography>
     </Box>
   ) : (
     <Box mt={4} mb={4}>
       <Typography variant="body1" color="textSecondary" paragraph>
-        Váš návrh budou zpracovávat dobrovolníci OpenStreetMap. Zde pro ně
-        můžete přidat doplňující poznámku, nebo popsat např. úpravu polohy.
-        Vhodné je též podložit váš příspěvek odkazem na zdroj informace (web,
-        foto atd.).
+        <Translation id="editdialog.info_note" />
       </Typography>
     </Box>
   );
@@ -79,8 +72,8 @@ export const ContributionInfoBox = ({ loggedIn }) =>
 export const NoteField = ({ note, setNote }) => (
   <>
     <TextField
-      label="Poznámka (nepovinné)"
-      placeholder="odkaz na zdroj informace apod."
+      label={t('editdialog.comment')}
+      placeholder={t('editdialog.comment_placeholder')}
       InputLabelProps={{
         shrink: true,
       }}
diff --git a/src/components/FeaturePanel/EditIconButton.tsx b/src/components/FeaturePanel/EditIconButton.tsx
index 0e329a83..9e898371 100644
--- a/src/components/FeaturePanel/EditIconButton.tsx
+++ b/src/components/FeaturePanel/EditIconButton.tsx
@@ -2,6 +2,7 @@ import styled from 'styled-components';
 import IconButton from '@material-ui/core/IconButton';
 import Edit from '@material-ui/icons/Edit';
 import React from 'react';
+import { t } from '../../services/intl';
 
 const StyledIconButton = styled(IconButton)`
   position: absolute !important; /* TODO mui styles takes precendence, why? */
@@ -18,6 +19,6 @@ const StyledIconButton = styled(IconButton)`
 
 export const EditIconButton = ({ onClick }) => (
   <StyledIconButton className="show-on-hover" onClick={onClick}>
-    <Edit titleAccess="Upravit v databázi OpenStreetMap" />
+    <Edit titleAccess={t('featurepanel.inline_edit_title')} />
   </StyledIconButton>
 );
diff --git a/src/components/FeaturePanel/FeatureImage.tsx b/src/components/FeaturePanel/FeatureImage.tsx
index 8e38a191..5e335bb3 100644
--- a/src/components/FeaturePanel/FeatureImage.tsx
+++ b/src/components/FeaturePanel/FeatureImage.tsx
@@ -5,6 +5,7 @@ import Head from 'next/head';
 import { getFeatureImage, LOADING } from '../../services/images';
 import { Feature } from '../../services/types';
 import { InlineSpinner } from './FeatureImage/InlineSpinner';
+import { t } from '../../services/intl';
 
 const Wrapper = styled.div`
   position: relative;
@@ -103,7 +104,7 @@ const FeatureImage = ({ feature, ico, children }: Props) => {
   const { source, link, thumb, username, portrait } = image ?? {};
   const uncertainImage = source === 'Mapillary';
   const uncertainTitle = uncertainImage
-    ? '\nThis is the closest street view image. It may show different object.'
+    ? `\n${  t('featurepanel.uncertain_image')}`
     : '';
 
   return (
diff --git a/src/components/FeaturePanel/FeaturePanel.tsx b/src/components/FeaturePanel/FeaturePanel.tsx
index 67764f5e..c8677e6d 100644
--- a/src/components/FeaturePanel/FeaturePanel.tsx
+++ b/src/components/FeaturePanel/FeaturePanel.tsx
@@ -27,6 +27,7 @@ import {
   PanelScrollbars,
 } from '../utils/PanelHelpers';
 import { useFeatureContext } from '../utils/FeatureContext';
+import { t } from '../../services/intl';
 
 const StyledEdit = styled.div`
   margin: 60px 0 20px 0;
@@ -102,19 +103,32 @@ const FeaturePanel = () => {
         <FeatureImage feature={feature} ico={ico}>
           <PoiType>
             <Maki ico={ico} />
-            <span>{tags.name ? subclass.replace('_', ' ') : 'beze jména'}</span>
+            <span>
+              {tags.name
+                ? subclass.replace('_', ' ')
+                : t('featurepanel.no_name')}
+            </span>
           </PoiType>
 
           {SHOW_PROTOTYPE_UI && (
             <>
               <StyledIconButton>
-                <Share htmlColor="#fff" titleAccess="Sdílet" />
+                <Share
+                  htmlColor="#fff"
+                  titleAccess={t('featurepanel.share_button')}
+                />
               </StyledIconButton>
               <StyledIconButton>
-                <StarBorder htmlColor="#fff" titleAccess="Uložit" />
+                <StarBorder
+                  htmlColor="#fff"
+                  titleAccess={t('featurepanel.save_button')}
+                />
               </StyledIconButton>
               <StyledIconButton>
-                <Directions htmlColor="#fff" titleAccess="Trasa" />
+                <Directions
+                  htmlColor="#fff"
+                  titleAccess={t('featurepanel.directions_button')}
+                />
               </StyledIconButton>
             </>
           )}
@@ -127,11 +141,11 @@ const FeaturePanel = () => {
 
           {error === 'gone' && (
             <Alert variant="outlined" severity="warning">
-              Tento prvek byl v mezičase smazán z OpenStreetMap.{' '}
+              {t('featurepanel.error_gone')}{' '}
               <a
                 href={`https://osm.org/${getUrlOsmId(feature.osmMeta)}/history`}
               >
-                Historie &raquo;
+                {t('featurepanel.history_button')}
               </a>
             </Alert>
           )}
@@ -148,7 +162,7 @@ const FeaturePanel = () => {
                 display="block"
                 color="textSecondary"
               >
-                Další informace
+                {t('featurepanel.other_info_heading')}
               </Typography>
             </>
           )}
@@ -163,13 +177,13 @@ const FeaturePanel = () => {
             <StyledEdit>
               <Button
                 size="large"
-                title="Upravit v databázi OpenStreetMap"
+                title={t('featurepanel.edit_button_title')}
                 startIcon={<EditIcon />}
                 variant="outlined"
                 color="primary"
                 onClick={() => setDialogOpenedWith(true)}
               >
-                Upravit místo
+                {t('featurepanel.edit_button')}
               </Button>
             </StyledEdit>
           )}
@@ -184,8 +198,12 @@ const FeaturePanel = () => {
 
           <PanelFooter>
             {nonOsmObject
-              ? `Mapový prvek ${osmMeta.type}`
-              : `${capitalize(osmMeta.type)} v databázi OpenStreetMap`}
+              ? t('featurepanel.feature_description_nonosm', {
+                  type: osmMeta.type,
+                })
+              : t('featurepanel.feature_description_osm', {
+                  type: capitalize(osmMeta.type),
+                })}
             <br />
             <Coordinates feature={feature} />
             <br />
@@ -197,7 +215,7 @@ const FeaturePanel = () => {
                 onChange={toggleAdvanced}
                 checked={advanced}
               />{' '}
-              Zobrazit jen tagy
+              {t('featurepanel.show_tags_only_button')}
             </label>
           </PanelFooter>
         </PanelContent>
diff --git a/src/components/FeaturePanel/TagsTable.tsx b/src/components/FeaturePanel/TagsTable.tsx
index 0324b0f5..6fab8a8d 100644
--- a/src/components/FeaturePanel/TagsTable.tsx
+++ b/src/components/FeaturePanel/TagsTable.tsx
@@ -53,6 +53,7 @@ const isNetwork = (k) => k.match(/network/);
 const isBrand = (k) => k.match(/^brand/);
 const isPayment = (k) => k.match(/^payment/);
 
+// eslint-disable-next-line @typescript-eslint/no-unused-vars
 const TagsGroup = ({ tags, label, value, hideArrow = false, onEdit }) => {
   const [isShown, toggle] = useToggleState(false);
 
@@ -66,7 +67,6 @@ const TagsGroup = ({ tags, label, value, hideArrow = false, onEdit }) => {
         <th>{label}</th>
         <td>
           <EditIconButton onClick={() => onEdit(tags[0][0])} />
-
           {value || tags[0]?.join(' = ')}
           {!hideArrow && <ToggleButton onClick={toggle} isShown={isShown} />}
         </td>
diff --git a/src/components/FeaturePanel/renderers/OpeningHoursRenderer.tsx b/src/components/FeaturePanel/renderers/OpeningHoursRenderer.tsx
index c775c508..3c0a30b4 100644
--- a/src/components/FeaturePanel/renderers/OpeningHoursRenderer.tsx
+++ b/src/components/FeaturePanel/renderers/OpeningHoursRenderer.tsx
@@ -4,6 +4,7 @@ import styled from 'styled-components';
 import AccessTime from '@material-ui/icons/AccessTime';
 import { useToggleState } from '../../helpers';
 import { ToggleButton } from '../helpers';
+import { t } from '../../../services/intl';
 
 interface SimpleOpeningHoursTable {
   su: string[];
@@ -36,15 +37,7 @@ const Table = styled.table`
 `;
 
 // const weekDays = ['su', 'mo', 'tu', 'we', 'th', 'fr', 'sa'];
-const weekDays = [
-  'neděle',
-  'pondělí',
-  'úterý',
-  'středa',
-  'čtvrtek',
-  'pátek',
-  'sobota',
-];
+const weekDays = t('opening_hours.days_su_mo_tu_we_th_fr_sa').split('|');
 
 const formatTimes = (times) =>
   times.length ? times.map((x) => x.replace(/:00/g, '')).join(', ') : '-';
@@ -53,15 +46,16 @@ const formatDescription = (isOpen: boolean, days: SimpleOpeningHoursTable) => {
   const timesByDay = Object.values(days);
   const day = new Date().getDay();
   const today = timesByDay[day];
+  const todayTime = formatTimes(today);
 
   if (isOpen) {
-    return `Otevřeno: ${formatTimes(today)}`;
+    return t('opening_hours.open', { todayTime });
   }
 
   const isOpenedToday = today.length;
   return isOpenedToday
-    ? `Nyní zavřeno, dnes: ${formatTimes(today)}`
-    : 'Dnes zavřeno';
+    ? t('opening_hours.now_closed_but_today', { todayTime })
+    : t('opening_hours.today_closed');
 };
 
 const OpeningHoursRenderer = ({ v }) => {
diff --git a/src/components/Map/MapFooter.tsx b/src/components/Map/MapFooter.tsx
index 8c84e056..164ad074 100644
--- a/src/components/Map/MapFooter.tsx
+++ b/src/components/Map/MapFooter.tsx
@@ -4,7 +4,7 @@ import getConfig from 'next/config';
 import { Menu, MenuItem } from '@material-ui/core';
 import { useMapStateContext } from '../utils/MapStateContext';
 import { useFeatureContext } from '../utils/FeatureContext';
-import { changeLang, intl } from '../../services/intl';
+import { changeLang, intl, t } from '../../services/intl';
 
 const {
   publicRuntimeConfig: { osmappVersion, commitHash, commitMessage },
@@ -102,11 +102,11 @@ const EditLink = () => {
       href={`https://www.openstreetmap.org/edit${featureQuery}#map=${
         browser ? view.join('/') : ''
       }`}
-      title="v editoru iD"
+      title={t('map.edit_button_title')}
       target="_blank"
       rel="noopener"
     >
-      editovat
+      {t('map.edit_button')}
     </a>
   );
 };
@@ -118,9 +118,9 @@ const MapDataLink = () => (
       type="button"
       className="linkLikeButton"
       // eslint-disable-next-line no-alert
-      onClick={() => alert('(c) OpenStreetMap.org contributors')}
+      onClick={() => alert(t('map.copyright'))}
     >
-      mapová data
+      {t('map.map_data_button')}
     </button>
   </>
 );
diff --git a/src/components/SearchBox/SearchBoxInput.tsx b/src/components/SearchBox/SearchBoxInput.tsx
index 537df640..9a590055 100644
--- a/src/components/SearchBox/SearchBoxInput.tsx
+++ b/src/components/SearchBox/SearchBoxInput.tsx
@@ -32,7 +32,7 @@ const ClosePanelButton = ({ setInputValue }) => {
   const { view } = useMapStateContext();
   return (
     <IconButton
-      aria-label="Zavřít panel"
+      aria-label={t('searchbox.close_panel')}
       onClick={(e) => {
         e.preventDefault();
         setInputValue('');
diff --git a/src/components/utils/OsmAuthContext.tsx b/src/components/utils/OsmAuthContext.tsx
index 8eea5ba1..2d6a8d64 100644
--- a/src/components/utils/OsmAuthContext.tsx
+++ b/src/components/utils/OsmAuthContext.tsx
@@ -7,7 +7,7 @@ import {
 
 interface OsmAuthType {
   loggedIn: boolean;
-  osmUser: false | string;
+  osmUser: string;
   handleLogin: () => void;
   handleLogout: () => void;
 }
@@ -15,9 +15,9 @@ interface OsmAuthType {
 export const OsmAuthContext = createContext<OsmAuthType>(undefined);
 
 export const OsmAuthProvider = ({ children }) => {
-  const [osmUser, setOsmUser] = useState<false | string>(getOsmUsername());
+  const [osmUser, setOsmUser] = useState<string>(getOsmUsername() ?? '');
   const handleLogin = () => fetchOsmUsername().then(setOsmUser);
-  const handleLogout = () => osmLogout().then(() => setOsmUser(false));
+  const handleLogout = () => osmLogout().then(() => setOsmUser(''));
 
   const value = {
     loggedIn: !!osmUser,
diff --git a/src/locales/cs.js b/src/locales/cs.js
index 8a1a08be..4374f9db 100644
--- a/src/locales/cs.js
+++ b/src/locales/cs.js
@@ -1,7 +1,6 @@
 export default {
   'homepage.subtitle': 'Univerzální appka pro OpenStreetMap',
-  'homepage.how_to_start':
-    'Začněte ve vyhledávacím poli,\nnebo klikněte na libovolnou ikonku v mapě.',
+  'homepage.how_to_start': 'Začněte ve vyhledávacím poli,\nnebo klikněte na libovolnou ikonku v mapě.',
   'homepage.examples.eg': 'např.',
   'homepage.examples.charles_bridge_statues': 'Sochy na Karlově mostě',
   'homepage.osm_logo_alt': 'Logo OpenStreetMap',
@@ -12,7 +11,7 @@ export default {
   'homepage.about_osmapp': `Tato aplikace by měla nabídnout pohodlné rozhraní pro každodenní využití OpenStreetmap
     jako free alternativy bez jakéhokoliv sledování. Zatím je projekt v zárodku, ale už umí zobrazovat a editovat POI,
     a mapu základně prohledávat. V plánu jsou funkce jako přepínač vrstev,
-    outdoorový vektorový styl, navigace či oblíbená místa.`,
+    turistická vektorová mapa, navigace či oblíbená místa.`,
   'homepage.github_link': `Další nápady můžete přidat na <a href="https://github.com/zbycz/osmapp">Github</a>.`,
   'homepage.special_thanks_heading': `Specialní díky`,
   'homepage.special_thanks': `<ul>
@@ -25,4 +24,79 @@ export default {
   `,
 
   'searchbox.placeholder': 'Prohledat OpenStreetMap',
+  'searchbox.close_panel': 'Zavřít panel',
+
+  'featurepanel.no_name': 'beze jména',
+  'featurepanel.share_button': 'Sdílet',
+  'featurepanel.save_button': 'Uložit',
+  'featurepanel.directions_button': 'Trasa',
+  'featurepanel.error_gone': 'Tento prvek byl v mezičase smazán z OpenStreetMap.',
+  'featurepanel.history_button': 'Historie &raquo;',
+  'featurepanel.other_info_heading': 'Další informace',
+  'featurepanel.edit_button_title': 'Upravit v databázi OpenStreetMap',
+  'featurepanel.edit_button': 'Upravit místo',
+  'featurepanel.feature_description_nonosm': 'Mapový prvek __type__',
+  'featurepanel.feature_description_osm': '__type__ v databázi OpenStreetMap',
+  'featurepanel.show_tags_only_button': 'Zobrazit jen tagy',
+  'featurepanel.uncertain_image': 'Je zobrazena nejbližší fotka uliční úrovně. Může ukazovat jiný objekt.',
+  'featurepanel.inline_edit_title': 'Upravit',
+
+  'opening_hours.open': 'Otevřeno: __todayTime__',
+  'opening_hours.now_closed_but_today': 'Nyní zavřeno, dnes: __todayTime__',
+  'opening_hours.today_closed': 'Dnes zavřeno',
+  'opening_hours.days_su_mo_tu_we_th_fr_sa': 'neděle|pondělí|úterý|středa|čtvrtek|pátek|sobota',
+
+  'map.edit_button': 'editovat',
+  'map.edit_button_title': 'otevřít v editoru iD',
+  'map.copyright': '(c) přispěvatelé OpenStreetMap.org',
+  'map.map_data_button': 'mapová data',
+
+  'editdialog.edit_heading': 'Upravit:',
+  'editdialog.suggest_heading': 'Navrhnout úpravu:',
+  'editdialog.options_heading': 'Možnosti',
+  'editdialog.cancel_button': 'Zrušit',
+  'editdialog.save_button': 'Uložit',
+  'editdialog.changes_needed': 'Proveďte, prosím, požadované změny.',
+  'editdialog.loggedInMessage': 'Jste přihlášeni jako <b>__osmUser__</b>, změny se ihned projeví v mapě.',
+  'editdialog.logout': 'odhlásit',
+  'editdialog.anonymousMessage1': 'Vkládáte <b>anonymní</b> poznámku do mapy.<br />Pokud se',
+  'editdialog.anonymousMessage2_login': 'přihlásíte do OpenStreetMap',
+  'editdialog.anonymousMessage3': ', změny se ihned projeví v mapě.',
+  'editdialog.add_major_tag': 'Přidat',
+  'editdialog.location_checkbox': 'Zadat novou polohu',
+  'editdialog.location_placeholder': 'např. naproti přes ulici',
+  'editdialog.place_cancelled': 'Místo zrušeno či trvale zavřeno',
+  'editdialog.comment': 'Poznámka (nepovinné)',
+  'editdialog.comment_placeholder': 'odkaz na zdroj informace apod.',
+  'editdialog.info_edit': `Vaše úprava bude ihned uložena do databáze OpenStreetMap. Prosíme,
+        vkládejte pouze informace z vlastních nebo ověřených zdrojů. Je zakázano
+        kopírovat data krytá autorským zákonem (např. Google Maps).{' '}
+        <a href="https://wiki.openstreetmap.org/wiki/Cs:Jak_mapujeme">
+          Více informací
+        </a>`,
+  'editdialog.info_note': `Váš návrh budou zpracovávat dobrovolníci OpenStreetMap. Zde pro ně
+        můžete přidat doplňující poznámku, nebo popsat např. úpravu polohy.
+        Vhodné je též podložit váš příspěvek odkazem na zdroj informace (web,
+        foto atd.).`,
+  'editdialog.other_tags': 'Další vlastnosti – tagy',
+  'editdialog.other_tags.new_key': 'nový klíč',
+  'editdialog.other_tags.add': 'Přidat',
+  'editdialog.other_tags.will_be_deleted': 'bude smazáno',
+
+  'editsuccess.close_button': 'Zavřít',
+  'editsuccess.note.heading': 'Děkujeme za Váš návrh!',
+  'editsuccess.note.subheading': 'Dobrovolnící z komunity OpenStreetMap ho časem zpracují.',
+  'editsuccess.note.body': `Celý proces obvykle trvá několik dní. Ovšem v místech, kde není aktivní komunita, to může trvat i velmi dlouho.`,
+  'editsuccess.note.urlLabel': `Doplnit informace či sledovat vývoj můžete zde:`,
+  'editsuccess.note.textLabel': 'Text poznámky',
+  'editsuccess.edit.heading': 'Děkujeme za Vaši editaci!',
+  'editsuccess.edit.subheading': 'Již nyní se začíná objevovat v mapách po celém světě.',
+  'editsuccess.edit.body': `V databázi OSM již je uložena. V řádu několika minut ji uvidíte na mapě "OSM Mapnik". Zdejší mapa a různé jiné aplikace se obnovují cca 1x za měsíc.\n\n          Pokud se jedná o omyl, můžete hodnoty ručně vrátit zpět a znovu je uložit.`,
+  'editsuccess.edit.urlLabel': `Vaše změny:`,
+  'editsuccess.edit.textLabel': 'Poznámka ke změně',
+
+  'tags.name': 'Název',
+  'tags.website': 'Web',
+  'tags.phone': 'Telefon',
+  'tags.opening_hours': 'Otevírací doba',
 };
diff --git a/src/locales/vocabulary.js b/src/locales/vocabulary.js
index 0ec32377..e7d604ed 100644
--- a/src/locales/vocabulary.js
+++ b/src/locales/vocabulary.js
@@ -2,8 +2,7 @@
 
 export default {
   'homepage.subtitle': 'A universal OpenStreetMap app',
-  'homepage.how_to_start':
-    'Start by typing your query into the searchbox.\nOr click any item on the map.',
+  'homepage.how_to_start': 'Start by typing your query into the searchbox.\nOr click any item on the map.',
   'homepage.examples.eg': 'eg.',
   'homepage.examples.charles_bridge_statues': 'Statues of Charles bridge',
   'homepage.screenshot_alt': 'Screenshot of OsmAPP',
@@ -30,4 +29,78 @@ export default {
   `,
 
   'searchbox.placeholder': 'Search OpenStreetMap',
+  'searchbox.close_panel': 'Close side-panel',
+
+  'featurepanel.no_name': 'No name',
+  'featurepanel.share_button': 'Share',
+  'featurepanel.save_button': 'Save to favorites',
+  'featurepanel.directions_button': 'Directions',
+  'featurepanel.error_gone': 'This feature was recently deleted from OpenStreetMap.',
+  'featurepanel.history_button': 'History &raquo;',
+  'featurepanel.other_info_heading': 'More information',
+  'featurepanel.edit_button_title': 'Edit in OpenStreetMap database',
+  'featurepanel.edit_button': 'Edit place',
+  'featurepanel.feature_description_nonosm': 'Map feature __type__',
+  'featurepanel.feature_description_osm': '__type__ in OpenStreetMap database',
+  'featurepanel.show_tags_only_button': 'Show tags only',
+  'featurepanel.uncertain_image': 'This is the closest street view image. It may show different object.',
+  'featurepanel.inline_edit_title': 'Edit',
+
+  'opening_hours.open': 'Open: __todayTime__',
+  'opening_hours.now_closed_but_today': 'Now closed, today: __todayTime__',
+  'opening_hours.today_closed': 'Today closed',
+  'opening_hours.days_su_mo_tu_we_th_fr_sa': 'sunday|monday|tuesday|wednesday|thursday|friday|saturday',
+
+  'map.edit_button': 'edit',
+  'map.edit_button_title': 'open in iD editor',
+  'map.copyright': '(c) OpenStreetMap.org contributors',
+  'map.map_data_button': 'map data',
+
+  'editdialog.edit_heading': 'Edit:',
+  'editdialog.suggest_heading': 'Suggest an edit:',
+  'editdialog.options_heading': 'Options',
+  'editdialog.cancel_button': 'Cancel',
+  'editdialog.save_button': 'Save',
+  'editdialog.changes_needed': 'Please, make some changes.',
+  'editdialog.loggedInMessage': 'You are logged in as <b>__osmUser__</b>, changes will be saved immediately.',
+  'editdialog.logout': 'logout',
+  'editdialog.anonymousMessage1': 'An <b>anonymous</b> note will be added to the map.<br />If you',
+  'editdialog.anonymousMessage2_login': 'log in to OpenStreetMap',
+  'editdialog.anonymousMessage3': ', your changes will be immediate.',
+  'editdialog.add_major_tag': 'Add',
+  'editdialog.location_checkbox': 'Change location',
+  'editdialog.location_placeholder': 'eg. across the street',
+  'editdialog.place_cancelled': 'Place cancelled or permanently closed',
+  'editdialog.comment': 'Comment (optional)',
+  'editdialog.comment_placeholder': 'link to the source of information etc.',
+  'editdialog.info_edit': `Your edit will be immediately saved to the OpenStreetMap. Please,
+         enter only information from your own or verified sources. It is prohibited
+         to copy copyrighted data (e.g. Google Maps). <a href="https://wiki.openstreetmap.org/wiki/How_We_Map">More info</a>`,
+  'editdialog.info_note': `Your suggestion will be processed by OpenStreetMap volunteers. Here
+         you can add an additional note or describe position adjustment etc.
+         It is also appropriate to support your contribution with a link to a source of information (web,
+         photo, etc.).`,
+  'editdialog.other_tags': 'Other properties – tags',
+  'editdialog.other_tags.new_key': 'new key',
+  'editdialog.other_tags.add': 'Add',
+  'editdialog.other_tags.will_be_deleted': 'will be deleted',
+
+  'editsuccess.close_button': 'Close',
+  'editsuccess.note.heading': 'Thank you for your suggestion!',
+  'editsuccess.note.subheading': 'OpenStreetMap volunteers will process it over time.',
+  'editsuccess.note.body': 'It usually takes few days. However, in places with no active community, it can take a very long time.',
+  'editsuccess.note.urlLabel': 'You can add information or follow updates here:',
+  'editsuccess.note.textLabel': 'Note text',
+  'editsuccess.edit.heading': 'Thank you for your edit!',
+  'editsuccess.edit.subheading': 'Your change is starting to appear on maps around the world.',
+  'editsuccess.edit.body': `It is already stored in the OSM database. You will see it on the "OSM Mapnik" map in a few minutes.
+         The local map and various other applications are refreshed about once a month.
+          <br/><br/>If this is a mistake, you can manually revert the values and save it again.`,
+  'editsuccess.edit.urlLabel': `Your changes:`,
+  'editsuccess.edit.textLabel': 'Comment',
+
+  'tags.name': 'Name',
+  'tags.website': 'Web',
+  'tags.phone': 'Phone',
+  'tags.opening_hours': 'Opening hours',
 };