Surfers Ian Walsh and Grant "Twiggy" Baker pursue never before ridden big waves along the remote West Coast of South Africa.

Edge of the Earth

The Great Unknown

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Climbers Emily Harrington and Adrian Ballinger attempt to accomplish the first individual free climb ascent of a near impossible route on Pik Slesova in Kyrgyzstan.

Reaching for the Sky

Kayakers Ben Stookesberry, Nouria Newman and Erik Boomer attempt the first descent of the potentially impassable Chalupas River in the vast jungle of the Llanganates National Park in Ecuador.

Raging Torrent

Snowboarders Jeremy Jones and Elena Hight, and skier Griffin Post, venture out on a human-powered ski and snowboard expedition in the icy wilderness of Alaska's Glacier Bay National Park.

Into the Void

Four groups of elite action-adventure athletes are followed on four unique, never-before-accomplished missions around the globe that test their decision making and athletic capacity.

S1 E2 | Raging Torrent