An 88-year-old man hiked a 100-mile chunk of the Appalachian Trail. He did it to celebrate his birthday and raise money for charity.

Two hikers weren’t prepared for what turned out to be a sketchy hike up Mount Charleston. One hiker was wearing Crocs.

Daphna Filshteiner, 12, was hiking in Israel when she found an ancient artifact—a 3,500-year-old Egyptian amulet.

A hiker raises her arm on a mountaintop and there’s a strange buzzing noise—static electricity. She shared her experience and it went viral.

A group of friends thought: What if we hiked Half Dome with the cables down in inflatable dino costumes? Then, they did it.

Two hikers needed a rescue after they set out to summit Mount Whitney with 150 pounds of gear. Get the story here.

A hiker came across a overgrown entrance that led into a labyrinth of underground tunnels. See his incredible discovery here.

A hiker filmed himself walking across the Catwalk, a narrow stretch of rock between two 14ers in Colorado. It’s freaky.

On an Alaska glacier hike, one wrong step could ruin your day—or worse. Watch a glacier hike guide make a mind-blowing demonstration.

A man was hiking in Peru when suddenly a dog joined him on the trail. How did a dog end up so high in the Peruvian mountains?