"Brooklyn Nine-Nine" star Terry Crews joins Bear Grylls on an epic journey across Iceland's treacherous terrain. Their adventure begins with a heli-ski ride into the mountains, where they must descend ...

Jonny Wilkinson and Nicola Adams will join Bear to battle the wild and push their physical and mental limits. From rock climbing, rappelling, abseiling to crossing ice cold rivers, the stars will also ...

It's easy to think that a man who's scaled Mount Everest, weathered giant rapids in Zambia and survived by eating stingrays in Indonesia is fearless. But adventurer and survivalist Bear Grylls, says ...