26+ Tallest Mountain In The World Before Mount Everest Gif. How was mt everest first measured? It was first climbed by sir edmund hilary in may 1953.
It rises with an elevation of 8,586 m in a section of the himalayas called kangchenjunga himal delimited in the west.
Mount everest sits on the border of nepal and china. So how can it lay claim to being the highest mountain in the world? As mountains are generally measured from sea level, mount everest 29,035 ft (8,850m) is considered to be king. Oddly enough, mount everest may be the tallest mountain in the world based on measurement to sea level, however, it is he was also the first climber to ascend mount everest without supplemental oxygen.