South Summit (Mount Everest) weather and for a typical climber using bottled oxygen in the early 21st century, it is a favored spot to change oxygen bottles. South Summit (Mount Everest) The South Summit of Mount Everest in the Himalayas is the second-highest peak on Earth, and is a subsidiary peak to the primary peak of Mount Everest. Although its elevation above sea level of is higher than the second-highest mountain on Earth, K2 (whose summit is above sea level), it is only considered a separate peak and not a separate mountain as its prominence is only 11 meters. The peak is a dome-shaped
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