California climbers use pioneering techniques to summit Mt. Everest
Graham Cooper rejoices after reaching the summit of Mt. Everest. (Alpenglow Expeditions) Sleeping with your head in a bag works. Graham Cooper and Adrian Ballinger,…
Graham Cooper rejoices after reaching the summit of Mt. Everest. (Alpenglow Expeditions) Sleeping with your head in a bag works. Graham Cooper and Adrian Ballinger,…