Eric Larsen, the American polar explorer, found his passion for adventure during a dog sled expedition, and his determination led him to save every hard-earned penny while working in a bar to fund his next journeys. In one remarkable year, he conquered Mount Everest and the poles, but his greatest challenge wasn't the extreme cold – it was battling and surviving cancer. In a candid episode, Eric reflects on how this personal battle taught him more about life than any of his expeditions.