At the age of sixty-six, Dierdre Wolownick became the oldest woman to climb El Capitan, the iconic 3,200-foot granite “big wall” in Yosemite National Park. For her this wasn’t just any climb. Yes, The Captain is perhaps the most prized big wall climbs in the world. It was in June that same year that Dierdre’s son Alex Honnold stunned and terrified the world by climbing without ropes—a free solo assent—this vertical wall that rises one half mile out of the earth in Yosemite National Park.