A grueling ascent of the 9,400-foot summit of Lonquimay volcano in Chile provided spectacular views, important data collection, and a fun slide down the volcano鈥檚 glaciers for about 20 students on an extended study course. The volcano was one of five visited during winter break by students who are taking Professor Karen Harpp鈥檚 Geology 420: [鈥
January 13, 2011