Seamless 1:24,000 and 1:100,000 scale USGS topographic maps

Both PC and Mac compatible

3D Views and fly-thrus

GPS Ready - transfer waypoints and routes between the software and your GPS

Updated street overlay that can be toggled on/off

Elevation profiling - draw a route and automatically generate a profile showing elevation gain/loss and distance

Live Map Update - search for updated USGS quads in your area and download them quickly

Add your own notes, symbols, photos, and web links to the maps

Print customized, high-quality, easy-to-read maps

Choose from lat/long or UTM grids

Use the USA Place Finder to search over 1 million campsites, lakes, summits, and campgrounds

Download custom map overlays and swap files with other TOPO! users on the National Geographic mapXchange website