Top mum! Daredevil's mother conquers 3,200ft rock in Yosemite National Park as she turns 70 Dierdre Wolownick, 70, celebrated her birthday by scaling a deadly 3,200ft rock She is now the oldest woman to scale rock El Capitan in Yosemite National Park Her son Alex was the first person to tackle it without ropes or safety equipment
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You might expect the mother of a daredevil rock climber to be fearful of his exploits.
But not Dierdre Wolownick – who was instead inspired to scale a