Air date: 2018-01-17

Runtime: 30 min

Air date: 2018-01-17

Runtime: 30 min

Air date: 2018-01-24

Runtime: 30 min

Air date: 2018-01-31

Runtime: 30 min

The climbers push themselves to exhaustion, and they still have a vertical ice wall to climb. Gus runs into trouble while Nikki pushes herself beyond fatigue.

Air date: 2018-02-07

Runtime: 30 min

When a series of ice bridges collapse up on the mountain trail, the team scrambles to learn crevasse rescue training. Pete’s body becomes cumbersome while Chuck shows signs of illness.

Air date: 2018-02-14

Runtime: 30 min

The team tackles their first mountain, Ishinca, but the weight of their gear quickly wears them down. Nikki looks to redeem herself while Chuck’s cough raises concerns.

Air date: 2018-02-21

Runtime: 30 min

Mountaineering gets very real as the team attempts to summit the 18,000-foot Mount Ishinca. Pete tests his limits while Chuck shows that he has the heart of a fighter.

Air date: 2018-02-28

Runtime: 30 min

The team learns that getting down from the summit is just as hard as getting up, and an old injury comes back to haunt Steve-O.

Air date: 2018-03-07

Runtime: 30 min

Summit Day. The group attempts their ultimate goal, to reach the peak of Mt. Tocllaraju. Steve-O has a plan while Chachi battles the extreme cold.

Air date: 2018-03-07

Runtime: 30 min

In the series finale, the last members of the expedition make a final exhausting push to the summit of Mt. Tocllaraju… but not everything goes as planned.