Famed Swiss Climber Ueli Steck Dies In Everest Training AccidentThe 40-year-old died when he slipped from a slope and fell into a crevasse at around 6,600 meters on Mount Nuptse.
Climb The Tallest Mountain In The World In 30 MinsMount Everest gets all the credit, but Hawaii's Mauna Kea (an idle volcano that's been around for, you know, a million years) is technically the world's tallest mountain. Technically. While it stands 13,800ft above sea level, more than two thirds of the hill is actually submerged underwater, which brings the total height to 33,136ft.

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