Pro snowboarder Xavier de le Rue is known for taking on mindbogglingly steep descents - from dropping cliffs in Antarctica to tackling near-vertical ice waterfalls, like this one...

Xavier de le Rue is a mad man. Photo: Tero Repo for Whitelines

Now his latest GoPro footage has hit the internet superhighway (as flagged up by our friends at Whitelines) - and it's a pretty spectacular sight. Watch as he rappels a rocky cornice before descending into one of the best lines we've seen all season.