Mount Everest to climbers on those routes but also to the base camps. Mount Everest Mount Everest, known in Nepali as Sagarmatha () 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 Nepal (Province No. 1) and China (Tibet Autonomous Region) runs across its summit point. The current official elevation of , recognized by China and Nepal, was established by a 1955 Indian survey and subsequently confirmed by a Chinese survey in 1975. In 2005, China remeasured the rock height of the mountain, with a
Mount Everest the local Tibetan name. The article argued that British colonialists did not "first discover" the mountain, as it had been known to the Tibetans and mapped by the Chinese as "Qomolangma" since at least 1719. In the early 1960s, the Nepalese government coined a Nepali name for Mount Everest, "Sagarmāthā" or "Sagar-Matha" (सागर-मथ्था, "goddess of the sky"). The height given is officially recognised by Nepal and China, although Nepal plans a new survey. In 1856, Andrew Waugh announced Everest (then known as Peak XV) as high, after several years of calculations based on observations made by the Great Trigonometric Survey.