With the height 8,848 meter from the sea level, Mount Everest is the worlds highest mountain.Royal Geographical Society adopted mount Everest as the highest mountain in 1965.
Mount Everest was earlier known as Peak XV.After the recommendation of British surveyor general of India Andrew Waugh, Royal Geographical society named it Everest.Mount Everest has some other names also.In Tibet it is called Qomolangma(literally means "Holy Mother"). In Nepal it is known as Sagarmatha.
In 1852 an Indian mathematician Radhanath Sikdar first identified Everest as the highest peak of world.Before that Kangchenjunga was considered as the highest peak of world.
The height of Everest(8,840) was first calculated in 1856 by the great trigonometric survey.After that many surveys has been done to estimate Everest's height.
Mount Everest is not static.It is moving and it's height is also increasing.Mount Everest's height is increasing 4 mm per year and it is moving toward northeast at a rate of 3-6 mm per year.
Mount Everest is the highest mountain of earth if it's height is measured from the sea level.If height is measured from the sea base than Hawaii's Mauna Kea is the highest mountain(10,200 meter).
There are mainly two routes for climbing Everest.Southeast ridge from Nepal and north ridge from Tibet.Chinese has closed its border from 1950 to the western world.
Edmund Hillary and Tenzing Norway are known as the first climber of Mount Everest.They reached the summit at 11:30 am on 29 may,1953.According to Tenzing ,Hillary had put his foot on Everest first.The first women to climb the Everest was Junko Tabei of japan. Apa Sherpa has the record for climbing the Everest more times than any other person.He has climbed 21 times till 2011.
The higher regions of Everest (higher than 8000 meter) is known as death zone.Because people face significant challenges to survive after that altitude.
By shrimpo1967 (originally posted to Flickr as Bhutan Card 02 085) [CC-BY-SA-2.0 (http://creativecommons.org/licenses/by-sa/2.0)], via Wikimedia Commons