
Download topographic detail to your Astro handheld. With the Topo U.S. DVD and your PC, you can download topographic detail to your Astro handheld. You'll see terrain contour, elevation information with elevation shading on the PC, USGS trail names, National, state and local parks and recreational areas, national and state wilderness areas, trails and rural roads; city neighborhood roads, searchable data base of cities, geographic names, summits, lakes, parks and more. You can also use MapSource to create routes and waypoints on your PC and transfer them to your Astro handheld.
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