OpenStreetMap / GIS / GPS
- OpenStreetMap wiki
- Terrain elevation data sources
- Download NASA SRTM data
- QLandKarte and SRTM data
- SRTM displayed in blender as 3D surfaces
- SRTM in blender with images as textures
- IGN ALTI DEM data (250 m grid for free, 25m for a fee, France-only in Lambert 93 projection)
- Reading raster GIS data in Python
- Converting coordinates system with Python gdal
- OpenStreetMap : programming, rendering