Edmund Hillary and Tenzing Norgay they summit world's highest mountaint Mt Everest 8,848m at 11:30 am on May 29, 1953.Sir Edmund and Nepalese Mountaineer Tenzing they were the first people to ever reach the summit of Mt Everest. Edmund Hillary and Tenzing Norgay stand in the gear theywere when they conquered Mount Everest on May 29, 1953, at the British Embassy in Kathmandu, in this June 26, 1953 file photo.