73 year old Japanese mountaineer Tamae Watanabe successfully reached the summit of Mt. Everest on 19th May (Saturday), 2012 thus becoming the oldest climber/ woman climber to climb the world's tallest peak. She made her summit bid from an altitude of 8,300 meters on Friday night and finally reached the summit in the early hours of the next day. Watanabe had set out for the expedition last month. 

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