Includes three great NOVA videos about Mt. Everest: Everest: The Death Zone; Everest: The Mystery of Mallory and Irvine, and Lost on Everest.

Everest: The Death Zone: In the wake of the 1996 Everest disaster that took eight climbers in a single day, NOVA scientists follow a team of hikers to measure, for the first time ever, the toll high-altitude climbing takes on the heart, lungs, blood and brain.

The Mystery of Mallory and Irvine: Did George Mallory reach the top of Mt. Everest in 1924, nearly 30 years before Sir Edmund Hillary and Tenzing Norgay? Through rare footage and on-the-scene accounts explore the extraordinary efforts of these pioneering gentlemen adventurers and the enduring mystery of their disappearance.

Lost on Everest: Take part in this history-making high-altitude search and see how the May 1999 discovery of mountain-climbing pioneer George Mallory’s body and belongings on Mt. Everest gives new clues to those who claim he conquered Everest 30 years before Sir Edmund Hillary and Tenzing Norgay.