Timeline of Mount Everest expeditions Timeline of Mount Everest expeditions Mount Everest is the world's highest mountain, with a peak at 8,848 metres (29,029 ft) above sea level. It is situated in the Himalayan range. The first British expedition—organized and financed by the newly formed Mount Everest Committee—came under the leadership of Colonel Charles Howard-Bury, with Harold Raeburn as mountaineering leader, and included George Mallory, Guy Bullock, and Edward Oliver Wheeler. It was primarily for mapping and reconnaissance to discover whether a route to the summit could be found from the north side. As the health of Raeburn broke down, Mallory assumed responsibility for most
Houston–Mount Everest flight expedition which assisted Edmund Hillary and Tenzing Norgay to the top of Mount Everest. The camera used was a Williamson Automatic Eagle III which took photographs of the surface at specific intervals as the airplanes flew over known survey locations with the aim of obtaining a photographic mosaic of the terrain and an accurate map. The photographs of the expedition were made public in 1951. Houston–Mount Everest flight expedition The first Mount Everest flight expedition was undertaken by Sir Douglas Douglas-Hamilton and David McIntyre in April 1933. They took off on an open cabin flight at 8:25 am from Lalbalu Airfield