Devils Glacier is a heavily crevassed glacier

Glacier

A glacier is a large persistent body of ice that forms where the accumulation of snow exceeds its ablation over many years, often centuries. At least 0.1 km² in area and 50 m thick, but often much larger, a glacier slowly deforms and flows due to stresses induced by its weight...

 at the edge of the polar plateau, about 20 miles (32 km) long and 8 miles (13 km) wide, draining the south part of the Mohn Basin

Mohn Basin

Mohn Basin is a major depression in the surface near the edge of the polar plateau. It extends southward from the western limit of Quarles Range for about 100 miles and includes the neve area adjacent to the heads of the Bowman, Devils, Amundsen and Scott Glaciers, in the Queen Maud Mountains...

 and flowing northeast to enter the upper part of Amundsen Glacier

Amundsen Glacier

Amundsen Glacier is a major Antarctic glacier, about 6 to 10 km wide and 128 km long, originating on the polar plateau where it drains the area to the south and west of Nilsen Plateau, and descending through the Queen Maud Mountains to enter the Ross Ice Shelf just west of the...

 just north of the mountain

Mountain

Image:Himalaya_annotated.jpg|thumb|right|The Himalayan mountain range with Mount Everestrect 58 14 160 49 Chomo Lonzorect 200 28 335 52 Makalurect 378 24 566 45 Mount Everestrect 188 581 920 656 Tibetan Plateaurect 250 406 340 427 Rong River...

 group consisting of Mounts Wisting

Mount Wisting

Mount Wisting is a rock peak , the northwesternmost summit of the massif at the head of Amundsen Glacier in the Queen Maud Mountains. In November 1911, a number of mountain peaks in this general vicinity were observed and rudely positioned by the South Pole Party under Roald Amundsen. Amundsen...

, Hassel

Mount Hassel

Mount Hassel is a rock peak , the northeasternmost summit of the massif at the head of Amundsen Glacier, in the Queen Maud Mountains. In November 1911, a number of mountain peaks in this general vicinity were observed and rudely positioned by the South Pole Party under Roald Amundsen. Amundsen...

, Bjaaland

Mount Bjaaland

Mount Bjaaland is a rock peak , the southeasternmost summit of the massif at the head of Amundsen Glacier, in the Queen Maud Mountains. In November 1911, a number of mountain peaks in this general vicinity were observed and rudely positioned by the South Pole Party under Roald Amundsen. Amundsen...

 and Prestrud

Mount Prestrud

Mount Prestrud is an Antarctic peak over 2,400 m which rises from the southwestern part of the massif at the head of Amundsen Glacier, in the Queen Maud Mountains. In November 1911, a number of mountain peaks in this general vicinity were observed and rudely positioned by the South Pole Party...

.

The glacier was encountered by Roald Amundsen

Roald Amundsen

Roald Engelbregt Gravning Amundsen was a Norwegian explorer of polar regions. He led the first Antarctic expedition to reach the South Pole between 1910 and 1912 and he was the first person to reach both the North and South Poles. He is also known as the first to traverse the Northwest Passage....

's South Pole Party in 1911 and was named by them to describe the extremely rough sledging in the area. Amundsen's route southward, between 168 and 169W, took the party across the upper or western portion of the glacier.