Mount Everest, known in Nepali as "Sagarmāthā" and in Tibetan as "Chomolungma", is Earth's highest mountain above sea level, located in the Mahalangur Himal sub-range of the Himalayas. The international border between China and Nepal runs across its summit point.
- Location: Himalayas
- Height: 8,848 m (29,029 ft)
- First ascent: 29 May 1953 (Edmund Hillary, Tenzing Norgay)
- First winter ascent: 17 February 1980 (Krzysztof Wielicki, Leszek Cichy)