A huge 75-foot-tall square boulder deep in Wyoming’s Bighorn Mountains has been baffling people since it was discovered.

There's no need to rely on your smartphone or smartwatch for navigation. We rounded up the best handheld GPS devices for ...

Many hot spots like North Cascades National Park, in Washington, and Grand Teton National Park, in Wyoming, offer walk-up backcountry ... you can enable private-public land layers on top of Gaia Topo ...

Earthquakes that rupture the ground surface leave behind the telltale signature of fault scarps, which provide clues about seismic activity in the geologic past. A new study focused on scarps ...

Looking for somewhere to bask in the fall foliage near Denver? You'll love the Independence Mountain Trail in Pence Park in ...