Running the Appalachian Trail

Karl Meltzer reflects on his record-breaking feat after spending 45 days running along the Appalachian Trail.

Ultrarunner Karl Meltzer embarks on his third and final attempt to run the Appalachian Trail in record time.

Karl Meltzer reflects on his record-breaking feat after spending 45 days running along the Appalachian Trail.

Ruy Ueda aims to set the new fastest-known time for running all of Mount Fuji’s main trails in one stroke.

Follow ultramarathoner Karl Meltzer as he runs North America's Pony Express, from California to Missouri.

Ryan Sandes shares his nutrition plan for before and during his Great Himalaya Trail run.

Find out how Ryan Sandes trained leading up to his Great Himalaya Trail run.

Downhill racer Erik Lundberg has a gravity-fuelled dream to break the world skateboard speed record.

Ultrarunner François d’Haene attempts to break the record for running the 180km GR20 trail.

Ryan Sandes and Ryno Griesel study the route for their Great Himalaya Trail run and start packing their bags.

After weeks of practice and more than a few mishaps, Alex Honnold and Tommy Caldwell attempt the record.

Will Ryan Sandes's extreme training help him win the Western States 100-Mile Endurance Run in record time?

Check out The Aces video for My Phone Is Trying To Kill Me from the new full length album Under My Influence.

Max Stöckl's quest to be the fastest man on a mountain bike takes him from Austria to the mountains of Chile.

Watch previously unreleased footage of attempts, slams, makes and throwaway clips from Ryan Sheckler's part.

Watch previously unreleased footage of attempts, slams, makes and throwaway clips from Zion Wright's part.

Ueli Steck is one of the world's fastest climbers. Setting The Eiger speed record is his next goal.

Take a look at all the numbers from Ryan Sandes and Ryno Griesel's record-breaking adventure in the Himalayas.