Devils Glacier (86°23′S165°0′W) is a heavily crevassed glacier at the edge of the polar plateau, about 20 miles (30 km) long and 8 miles (13 km) wide, draining the southern part of the Mohn Basin and flowing northeast to enter the upper part of Amundsen Glacier just north of the mountain group consisting of Mounts Wisting, Hassel, Bjaaland and Prestrud.