Support WBURTrue Grit: 'Into The Silence' Scales EverestPlay07:49Download AudioNPR StaffDecember 29, 2011 ShareAt 29,029 ft. above sea level, Mount Everest — also called Mount Chomolungma — is the highest mountain on Earth. (iStockphoto.com)
At 29,029 ft. above sea level, Mount Everest — also called Mount Chomolungma — is the highest mountain on Earth. (iStockphoto.com)