Video loading...

Summiting K2 Without Supplemental Oxygen

Get full access to Outside Learn, our online education hub featuring in-depth fitness, nutrition, and adventure courses and more than 2,000 instructional videos when you sign up for Outside+.

Last year, mountaineers Adrian Ballinger and Carla Perez reached the top of the world’s second-highest peak without supplemental oxygen. Breathtaking, a film from Eddie Bauer, chronicles what it took to make that happen.

Climbing