LifestyleAmazing ClimbTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoLifestyle09/06/2012September 6, 2012What used to be the world’s biggest hydro-electric station - the Tysso 1 in Norway - was closed down in 1989. But now it’s open to climbers who would like a different kind of challenge.https://p.dw.com/p/164j0Advertisement