As an Aviation enthusiast and pilot (I had to say it) flying in Canada, I often need to analize the Canadian VFR (Visual Flight Rules) map.
There is few ways to do that online:
I made a 20 minutes presentation at Montréal-Python.
It was demonstrating off-line map generation using Openstreetmap tools, a Posgresql database, Leaflet,…
[[https://pyvideo.org/montreal-python/openstreetmap-geocaching.html][]