Planking, Slack-lining... Railing??

A New Sport?

You've all heard of Planking and Slack-Lining.   Do we have a new sport?   "Railing".  Guess the jibbers have been doing it for a while now.  But perhaps, not on foot and not at 2200m / 7200ft.

14 November, 2012 - Federico Varengo, IFMGA.  Plateau Hut, Mt Cook National Park, NZ