This via ferrata hike is not for the faint of heart—about 8 hours total up and down—but the views are spectacular http://on.natgeo.com/2vSkN0C pic.twitter.com/KGUXZjJvzB

This via ferrata hike is not for the faint of heart—about 8 hours total up and down—but the views are spectacular http://on.natgeo.com/2vSkN0C  http://pic.twitter.com/KGUXZjJvzB

https://twitter.com/NatGeoTravel/status/896763489238347783