If you've ever wondered what the elevation of your location is, you can find out with Google Maps on both desktop and mobile.

If you're going on a hike or just curious about a specific place's altitudes, Google Maps makes it easy to find the elevation ...

The U.S. Geological Survey has free maps that might come in handy. The public topoBuilder app is now offering custom maps made free with their 25K Recreational Topo layer. The service includes trails, ...

The USGS publishes free topographic maps that show trails, rivers, and campsites in great detail for hikers, cyclists, and ...

SANTA CLARA, CA – May 8, 2012 – Magellan, a leader of innovative GPS devices for vehicles, outdoor and mobile navigation, today announced the availability of National Geographic's TOPO!, the most ...