Sounds interesting, but how will you do that? Can you give an example which I can download? I don't see how you can tell mapsource which tile to take when you switch vehicle in the routing menu. Ralf wrote:You can make a special TDB file and overview map file for Mapsource with just one family ID and all your existing map tiles._______________________________________________ mkgmap-dev mailing list mkgmap-dev@lists.mkgmap.org.uk http://www.mkgmap.org.uk/mailman/listinfo/mkgmap-dev