The Sharp end

Enter the danger zone with the world's best climbers, including Alex Honnold, Dean Potter, Steph Davis, Lisa Rands, Chris McNamara, Ammon McNeely, Renan Ozturk, Cedar Wright and others, as they push the barriers of free soloing, high-ball bouldering, hard trad climbing, extreme big-wall aid, wingsuit BASE flying, high lining and tower jumping in the wildest spots on earth.