Profiles five athletes who participate in the extreme sports of skateboarding, snowboarding, surfing, rock climbing, and mountain bike racing.

Bob Burnquist, master of the switch stance -- Terje Haakonsen, the king of the half pipe -- Kelly Slater, world champion surfer -- Lynn Hill, a free climbing revolutionary -- Ned Overend, the father of mountain bike racing -- Eric Jackson, a strong voice in the kayaking community.