Maps
What are lat/lng pairs?
- https://en.wikipedia.org/wiki/World_Geodetic_System
- https://en.wikipedia.org/wiki/Web_Mercator
- https://alastaira.wordpress.com/2011/01/23/the-google-maps-bing-maps-spherical-mercator-projection/
From the article above:
The problem is that neither of these really describes the Google / Bing Maps projection, in which the underlying geographic coordinates are defined using WGS84 (as in 3857), but projected as if they were defined on a sphere (as in 3785).
Geo markup
- https://en.wikipedia.org/wiki/Keyhole_Markup_Language
- KML Spec
- geojson
- Open Street Map XML
- geojson editor