Let Garmin’s Colorado 400t GPS lead the way of the trails. A rugged handheld, the Colorado 400t comes with all the stuff you need for your next outdoor adventure – topographic maps, 3-D map view, a high-sensitivity receiver, barometric altimeter, electronic compass, SD card slot, picture viewer and color display. And since it’s always nice to share, this Garmin GPS can exchange tracks, waypoints, routes and geocaches wirelessly if your buds have similar devices. It even comes with the Rock ‘n Roller input wheel, which lets you operate it with one hand, and it supports Geocaching.com GPX files. Rough it for $599.99. Garmin.