Mount Everest

Attempts to climb Mount Everest began in 1921 when Tibet first opened its borders to outsiders. Eleven expeditions over a period of thirty years failed to conquer the world's tallest mountain. On May 29, 1953, New Zealanders Edmund Hillary and Tenzing Norgay overcame crevasses, ferocious winds, sudden storms and oxygen deprivation to became the first to conquer Everest.
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