Florian wrote: > you can use stereo satellite images Quickbird/IKONOS or > even stereo oblique photographs? But this maybe also a question of > money :-).
not as fun as do-it-yourself stereo-altimetry using your own digital camera*, but 1 arc-second (~30m) SRTM DEMs are available in the US, free, and pretty easy to work with. Maybe the latest USGS quads are higher resolution? [*] http://grass.osgeo.org/gdp/stereo-grass/index.html http://grass.osgeo.org/wiki/Imagery Hamish _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
