Snow cornice even being on the snow on top of rock exposes the alpinist to hazard in this situation. The best practice in mountaineering is to stay far enough back from the edge so as not to be able to see the drop, as an approximate metric of exposure. In avalanche safety, cornices are a high avalanche danger as they often break and trigger larger avalanches that permeate several snow layers. Cornices are particularly vulnerable to collapse during periods of solar warming. Snow cornice A snow cornice or simply cornice (from the Italian cornice meaning "ledge") is an overhanging edge of snow
Close to the Edge (cave) Close to the Edge (cave) Close to the Edge is a significant cave in the Dezaiko Range of the Rocky Mountains in Canada. It is within Close To The Edge Provincial Park and Protected Area about 160 km east of Prince George, British Columbia. The 20m wide entrance to Close to the Edge is located in a cliff near the summit of an unnamed mountain, but is hidden by a natural rampart and thus only visible from the air. The entrance shaft is 255 m deep, by far the deepest in Canada, and often sports a 20-metre-long overhanging icicle. This