Alex Honnold on Expertise, Night Swimming, and What Worries Him the Most

By now everyone knows that Alex Honnold is the best free-solo climber in the world. We know he scaled Yosemite’s Half Dome (VI 5.12b) alone and without a rope. We’ve seen him on the cover of National Geographic, Outside, on 60 Minutes, and in a Citibank commercial that ran way too many times.
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