Patagonia's wild terrain pushes athletes to their limits

Four high performance athletes push their limits as they hike, kayak and climb through spectacular terrain.

Two veteran alpinists tackle a never-before-climbed route on the remote 3,000m Alaskan peak, the Citadel.

Four adventurers push themselves physically, mentally and spiritually to conquer what once seemed impossible.

South African kayaker and adventurer Steve Fisher plans one of the riskiest projects of his career.

Watch what happens when water athlete Kai Lenny kitesurfs upstream of crazy rapids.

Snowboarders Jeremy Jones and Elena Hight embark on an expedition into California's John Muir Wilderness.

Six friends prepare for the danger and excitement of kayaking unexplored territory in Michoacán, Mexico.

Join one of big wave surfing’s most renowned athletes on his quest for progression in high-risk environments.

Kai, Ridge and Ian Walsh fly to Mavericks in California for what's being hailed as the swell of the decade.

Kai Lenny kicks off the big wave season at Jaws and faces the risks that come with his pursuit of progression.

The two most capable rock climbers in the world continue their trek across the Fitz Roy Traverse in Patagonia.

Kai Lenny is a super-talented athlete, constantly pushing the sport beyond what was thought possible.

Five-time Dakar champion Cyril Despres and professional explorer Mike Horn have teamed up for the Dakar Rally.

Kai Lenny is BACK! Surfing legend Kai continues to redefine what's possible on the world’s biggest waves.

Alex Johnson spent a decade trying to climb The Swarm, USA. The challenge forces her to face her true self.