Everest: Beyond the Limit

Some climbers aren't quite ready for the rigors of Everest.

The team has five hours to climb 2,000 feet to the first high camp.

At 24,500 feet, climbers struggle with dehydration and exhaustion.

Acclimatization is over, and the expedition leaves base camp.

Tim is last out of camp and taking his time on the first leg to Camp One.

Team One fights its way to Camp 4 at 27,500 feet, inside the Death Zone.

Mogens leaves Camp 4 on his fourth attempt to climb Everest.