World Prolific Yosemite climber Zach Milligan, who lived in cave, dies in fall on Canadian Rockies: reports A famed climber, who lived in a cave at Yosemite National Park for 13 years, died last week in an apparent fall in the Canadian Rockies, according to reports. Zach Milligan, 42, was discovered on Feb. 12 at the bottom of Polar February 21, 2023