An 80-year-old Japanese man has become the oldest person to climb the world's highest mountain.
80-Year-Old Man Climbs Mount Everest

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Yuichiro Miura at the Mount Everest summit, May 26, 2008. (Miura Dolphins)

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Yuichiro Miura and his son, Gota Miura, at the Mount Everest summit, May 22, 2003. (Miura Dolphins)

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Yuichiro Miura on his way to the Mount Everest summit in 2003. (Miura Dolphins)