In the middle of his 19-day climb of Yosemite's El Capitan, Google asked Tommy Caldwell to document it all for their first vertical street view. That's 3,000 feet of panoramic photographs.
So he and climbers Lynn Hill and Alex Honnold took a camera "meant for the inside of a restaurant" and mounted it on the side of a mountain with their climbing gear with the help of a photographic partner.
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