- https://scitools.org.uk/cartopy/docs/latest/matplotlib/advanced_plotting.html
- https://stackoverflow.com/a/54088910/7361270
- https://github.com/marceloprates/prettymaps
- https://matplotlib.org/stable/api/_as_gen/matplotlib.axes.Axes.pcolormesh.html#matplotlib.axes.Axes.pcolormesh
- https://maplibre.org/maplibre-gl-js/docs/examples/heatmap-layer/
- https://map.toronto.ca/torontomaps/
- https://github.com/chrieke/prettymapp
- Gaussian: https://stackoverflow.com/a/43346070