Part 2 of 2. In Patagonia, Bear skins a hare, scales a cliff, tracks a puma, drinks dirty water, and crosses the Perito Moreno glacier, a vast frozen labyrinth of ice caves and crevasses.
Old and young go head to head in the new series of TV's survival epic. Which generation copes best with being marooned in the Pacific and pushed to the limits of human endurance?