Meet legend and astronaut Buzz Aldrin, the second man to walk on the moon. He describes what it was like to shoot through space, land on the moon, and take part in the moon walk. Shuttle mission specialist Dan Bursch talks about what modern shuttle launches and missions are like.
Go ice climbing with Paul Turecki, Brian Teale, Karen Hilton, and Greg Giedt as they climb a frozen waterfall.
Resident extremist Laird Hamilton goes sea kayaking in Maui. He and his team fight the waves and soon turn the kayaking into a surfing expedition.
At The Wedge in California, lifeguard Mike Halphide lists some of the dangers that come along with bodysurfing a stretch of coast that is considered off limits to everyone but the experts.
This video includes footage of extreme sports and interviews with the experts who live with their passions day in, day out.
Follow The Extremists as they travel the world, searching for the rush of adrenaline that comes from mastering the natural world. From white water rafting to mountain climbing and hang gliding, each new adventure brings a better understanding of human limitations, or the lack thereof.