Hanging valleys and waterfalls are often found along the sides of deep glacial valleys. Lakes are extremely common within cirques and formerly glaciated valleys, because of various rock basins and moraine dams. Glaciated valley, near Voss, western Norway. View from head of the valley in downice direction. Also notice highway zig-zag turns up the valley head in foreground.
Waterfalls spill from a hanging valley on the side of a deeper valley.
Geisdalsfossen, western Norway. Okanagan Lake, British Columbia. Low-oblique view to south. Lake Okanagan valley is a deeply eroded glacial trough in the Canadian Rocky Mountains. NASA Johnson Space Center, Imagery Services .