I step hesitantly across the catwalk, trying not to glance down into the ice-coated gorge. My steps are wobbly, partly because of the mountaineering boots, but more so, terror. I’m offered a rope as we descend a narrow iron ladder to secure it to my climbing harness in case I become apprehensive about falling deep into this yawning cavern. Sweat drenches my woolen undershirt. The inch-long barbed crampons make balancing… … More Dither Me This #6: Risk