he had his own rope swing story to share thanks to a scare when he didn't let go fast enough. "So when I came back, I slammed very hard into a rock wall, cut up my back, dropped into the water ...

Watch Alex Honnold's journey toward his rope-free climb of the world's most famous rock wall—Yosemite National Park's El Capitan—in Free Solo, a stunning, intimate, unfliching film by E.