The Black Hole Trail in Slovenia is a mountain-bike trail that goes through five levels of an abandoned underground mine. Watch a pro ride it.

A mountain biker’s recent video of him riding a barely there ridge in the Italian Dolomites is terrifying, and we can’t stop watching.

Rémy Métailler is a mountain-biking legend, and new high-speed follow-cam footage shows why. Watch the drone footage here.

Be careful where you ride, and be careful where you fall. A mountain biker crashed into a coiled rattlesnake on a trail near San Diego.

This guy might have a death wish. Watch as mountain biker Kilian Bron rides a narrow cliff ridge and more.

You’ll feel ready to fork up for new tires after watching this mountain biker demonstrate why bald tires are a truly terrible idea.

From hitting the trails to rock climbing and mountain biking where it all began, here are 5 ways to find your sense of adventure in Colorado.

The White Line is a nightmare for most of us, but for some mountain bikers, it’s a dare. Watch some people give it a try.

A new video shows kids’ reactions to seeing epic mountain-biking stunts on video, and the results are pretty funny.

Keri Bergere was riding with her four friends in Washington when she was attacked by a mountain lion. Her friends saved her life.