GeoFabrik. Natural Earth (new) Natural Earth (old) Open GIS Shapefile Map Layers and GeoTIFF Images of the World by Country. Sponsors <-- Free GIS Software Programs<-- Free ArcGIS Map Shapfile Layers Natural Earth Shapefiles and GeoTIFF Images Natural Earth is a public domain map dataset available at 1:10m, 1:50m, and 1:110m scales.
Featuring tightly integrated geodata in ArcGIS shapefile vector and GeoTIFF raster formats. MapCruzin.
OpenStreetMap. CloudMade Downloads. DEM.