Bear regarded the assembled newcomers with a patient gaze, a collection of those untested in the ways of endurance, as he outlined a series of demanding trials ahead.

The teams confront challenging landscapes, and the high altitude proves taxing for several of the competitors.

Bear tasks the teams with a challenging swim from the bay's center to the shore, requiring them to navigate treacherous waterfalls along the way.

The last of the teams were transported by helicopter to the foot of a thundering waterfall, their ascent now a necessary undertaking.

The final challenge demanded the remaining competitors traverse a rope, suspended a hundred feet above the chasm below.

A bitter cold descends, promising the harshest night of their ordeal. To proceed, the teams must now combine their efforts for a controlled descent down the cliff face.

Only four teams remain, now tasked with traversing the treacherous expanse of a glacier's surface.

Soaked through but resolute in their aim, the teams that remain strive independently to demonstrate the lessons they have absorbed.