Extreme climber Alain Robert in Frankfurt
Alain Robert climbs the Skyper skyscraper, in Frankfurt, Germany. Photo by Boris Roessler/picture alliance via Getty Images
Heading out the door? Read this article on the new Outside+ app available now on iOS devices for members! Download the app.
28 September 2019, Hessen, Frankfurt/Main: The extreme climber Alain Robert climbs unsecured up the Skyper skyscraper facade. In the past, the Frenchman had caused a sensation worldwide several times with spectacular climbing actions. He then climbed down the 153 metre high façade again. Photo: Boris Roessler/dpa (Photo by Boris Roessler/picture alliance via Getty Images)