Aron Ralston

Pinned in a 3-foot wide slot canyon near the Maze District of Canyonlands National Park south of Moab, Utah, Aron Ralston cut through his own arm below the elbow to escape, applying a tourniquet and administering first aid before rigging anchors and fixing a rope to rappel to the bottom of Blue John Canyon and hiking out to meet rescuers.

Bear Grylls

Thirty-two year old, Bear Grylls is one of the best known young adventurers in the world. At just 23 years old, he became The Youngest Briton to climb Mount Everest. In August 2003, he led the first crew to cross the Atlantic via the Arctic Circle in an open rigid inflatable boat. His television debut was on Ch 4's, Escape to The Legion and his latest series, Stranded for Ch 4 and Discovery USA.

Buzz Aldrin

On July 20, 1969, Apollo 11 astronauts Buzz Aldrin and Neil Armstrong landed their Lunar Module on the moon's Sea of Tranquility and became the first two humans to walk on the moon. This unprecedented heroic endeavor was witnessed by the largest worldwide television audience in history. He was presented the Presidential Medal of Freedom, the highest honor amongst over 50 other distinguished...

David Blaine

Called a "modern-day Houdini" by The New York Times, David Blaine made himself a household name with TV special David Blaine: Street Magic -- shedding the sweeping glitz and drama of other TV magic programs in favor of a simple premise: illusions done right on the street, in front of handheld cameras and speechless passersby. With Buried Alive, Blaine was entombed underground for seven days...

Dean Karnazes

TIME magazine named Dean Karnazes as one of the “Top 100 Most Influential People in the World.” Men’s Fitness hailed him as the fittest man on the planet. An internationally recognized endurance athlete and bestselling author, Dean has pushed his body and mind to inconceivable limits. Among his many accomplishments, he has run 350 continuous miles, foregoing sleep for three nights. He’s run...

Ed Viesturs

On May 12, 2005, Ed Viesturs summitted Annapurna and stepped into history books, becoming the 1st American, and only sixth person in the world to summit all fourteen 8000-meter peaks without supplemental oxygen. His 16 year long project, Endeavor 8000, was finally complete. Yet even before he accomplished this, Ed was considered by many to be "America's foremost high altitude mountaineer."

Josh Bernstein

International explorer, photographer, author, and television host Josh Bernstein has traveled more than 500,000 miles by train, plane, bus, bike and camel to over 40 countries, exploring the biggest mysteries of our planet in pursuit of knowledge and discovery.

Laird Hamilton

Laird Hamilton is known as the guiding genius of crossover board sports, and he is truly amazing in the water. As the son of 60's surfing legend Bill Hamilton, hailed as the world’s greatest big-wave surfer, Laird grew up around the last of the original big-wave pioneers on Oahu’s NorthShore, and is himself a throw back to the time when surfers prided themselves on being all-around watermen...

Mark W. Moffett

One of only a handful of people to earn a Ph.D. under the world's most respected ecologist, E.O. Wilson, Mark Moffett has written and photographed more than two dozen articles for National Geographic. He is a modern-day explorer with more than a little luck on his side, having accidentally sat on the world's deadliest snake, battled drug lords with dart guns, and scrambled up a tree to escape...

Philippe Cousteau

Philippe Cousteau is a successful entrepreneur, activist, and entertainment personality. Alongside his work as CEO of the non-profit organization, EARTHECHO INTERNATIONAL, and co-founder of AZURE WORLDWIDE, a strategic development company, Philippe is the Chief Ocean Correspondent for both the Animal Planet and Planet Green channels...

Robert Ballard

Dr. Robert D. Ballard, best known for his 1985 discovery of the Titanic, has succeeded in tracking down numerous other significant shipwrecks, including the German battleship Bismarck, the lost fleet of Guadalcanal, the U.S. aircraft carrier Yorktown (sunk in the World War II Battle of Midway), and John F. Kennedy's boat, PT 109. In addition to being a National Geographic Society explorer in...