KIEW-WEST V8 40x53km is based on open-source GIS data.
DTM is DTED2 (30m)
Vector data is OSM whit manual attribution for treelines
Image/Raster map is based on GeoTiff 1m
The Villages and allotments areas are Geo-typical use of typical building models to minimise the polygon/textures as much as possible.
The Industrial, Retail, Apartments, Military and commercial areas have been extruded from Building footprints to guessed heights and use GeoTypical textures.
Map has been optimized to speed up loading times.