24 Hours Of Horseshoe Hell is the wildest event in the climbing world: a mash-up of ultramarathon and Burning Man. But the competition is real: Can the team of Nik Berry and Mason Earle stand up against the all-powerful Alex Honnold?
15-year-old Ashima Shiraishi and 16-year-old Kai Lightner are the leaders of the next generation. A trip to Norway puts their skills to the test, and Ashima attempts to make history on a V15 boulder in Japan - the first of its grade by a woman.
Elite crack climbers and world-class goofballs, Will Stanhope and Matt Segal, go for broke on a multi-year battle to climb a forbidding 5.14 finger crack high in the Canadian alpine wilderness of the Bugaboos.