Vertical Cave in Canada

		Close to the Edge is the second deepest cave in Canada. That is located on Dezaico mountain, British Columbia,Canada. It has 450 meters deep approximately. A member appeared on a picture is about to descend toward "250 meter shaft". A temperature at the bottom of this shaft where water mist is filled is zero degree!
A cave entrance of Close to the Edge. Very ancient sedimentary of limestone has been consisted of the wall. When we were descending this shaf, doezens of scabbling were coming by our face. "Swish!!"