The maps are build from OpenStreetMap.org data retrieved under Open Data Commons Open Database License (ODbL). http://www.openstreetmap.org/copyright There is no warranty for correctness, lost causes by map data or conversion errors implied from OSM data license nor provided by me. gmapsupp.img .. map image for direct download into GARMIN GPS us_algancsctn-mapsource.zip .. separate map files for MapSource or QLandkarteGT contour/srtm-build .. script to download and build SRTM/elevation data osm_us_algancsctn-osm-download.url .. pointers to used OSM data snapshots poi-us-rtlws14.gpx .. GPX data with RTLWS14 location prepare-osm-us_algancsctn .. script used for IMG build README.txt