ICE CLIMBING There is a peculiar thrill to a death-gasp as your reinforced boot slips off its grip on a tiny crevasse, while your body is stretched—straddled across two vertical walls of ice. A lightning-like terror surge courses through your body. Your brain goes quiet. You have no thoughts. Sounds cease. You have an out-of-body experience. Still want to try this? Go to the Canadian Rockies or Colorado in the US. Or even better, East Iceland