Peter Croft and Lisa Rands attempt a wild free ascent on the Incredible Hulk Wall in the Sierras - arguably America's best (and least filmed) alpine rock wall.
Dean Potter continues his extreme vertical exploration, opening new freeBASE climbs, along with highline and wingsuit jumps in some of the most mind-blowing vertical footage ever captured.
Daniel Woods and Paul Robinson compete to climb the hardest boulders ever scaled. An inside look at what it takes to push the difficulty envelope of this intense sport.