Mount Everest Himalayas. In 1953, George Lowe (part of the expedition of Tenzing and Hillary) said that he saw bar-headed geese flying over Everest's summit. Yaks are often used to haul gear for Mount Everest climbs. They can haul 100 kg (220 pounds), have thick fur and large lungs. One common piece of advice for those in the Everest region is to be on the higher ground when around yaks and other animals, as they can knock people off the mountain if standing on the downhill edge of a trail. Other animals in the region include the Himalayan tahr which is sometimes
Mount Everest Camp II at in 12 minutes (some sources say 11 minutes). Boivin would not repeat this feat, as he was killed two years later in 1990, base-jumping off Venezuela's Angel Falls. In 1991 four men in two balloons achieved the first hot-air balloon flight over Mount Everest. In one balloon was Andy Elson and Eric Jones (cameraman), and in the other balloon Chris Dewhirst and Leo Dickinson (cameraman). Leo went on to write a book about the adventure called "Ballooning Over Everest". The hot-air balloons were modified to function at up to 40,000 feet altitude. Reinhold Messner called one of