# Provides interactive viewing of detailed topographic maps # User can pre-plan their trip from home, using MapSource on the PC, then download waypoints, routes & tracks to their Garmin® GPS, including units that dont accept map data # Provides descriptions for topographic contours, trail names, summit elevations, POIs & much more # Topographic data is comparable to the 1:24,000 scale paper maps provided by the United States Geological Survey # Compatible with Oregon™ series, Colorado® series, GPSMAP 60CX series, GPSMAP® 76CX series, eTrex® HCx series, Rino® 530HCx, Rino® 520HCx, 500 series & Astro®