It's been more than 50 years since New Zealander Edmund Hillary and sherpa Tenzing Norgay first conquered the world's highest peak — Mount Everest in Nepal. Join NPR's Neal Conan for a discussion of why people still find the climb an irresistible challenge and how they go about making their way to the summit.
*Senior editor, National Geographic magazine
*Summited Mount Everest in May 2003, as expedition leader of Team Everest '03 *First amputee to reach the top
*Second attempt to reach summit