Hear about some of the heritage sites around the world that are in danger of being destroyed by war, weather, and neglect. Learn what is lost when an endangered minority language disappears from earth. Also, mountain climbing legend Ed Viesturs explains how he tackles Mount Everest and the rest of the world's highest peaks — without an oxygen mask. For more information on Travel with Rick Steves - including episode descriptions, program archives and related details - visit www.ricksteves.com.
