Mount Sullivan () is a

mountain A mountain is an elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited Summit (topography), summit area, and ...

, 2,070 m, standing 12 nautical miles (22 km) east of the north part of the

Eternity Range The Eternity Range is a range of mountains long, rising to , and trending north–south approximately in the middle of the Antarctic Peninsula, in the Palmer Land region of Antarctica. Geography The Eternity Range is divided into three main mou ...

, in

Palmer Land Palmer Land () is the portion of the Antarctic Peninsula, Antarctica that lies south of a line joining Cape Jeremy and Cape Agassiz. This application of Palmer Land is consistent with the 1964 agreement between the Advisory Committee on Antarctic N ...

. This feature lies in the area explored from the air by

Sir Hubert Wilkins Sir George Hubert Wilkins MC & Bar (31 October 188830 November 1958), commonly referred to as Captain Wilkins, was an Australian polar explorer, ornithologist, pilot, soldier, geographer and photographer. He was awarded the Military Cross afte ...

in 1928 and

Lincoln Ellsworth Lincoln Ellsworth (May 12, 1880 – May 26, 1951) was a polar explorer from the United States and a major benefactor of the American Museum of Natural History. Biography Lincoln Ellsworth was born on May 12, 1880, to James Ellsworth and Eva F ...

in 1935, but it was first charted by the British Graham Land Expedition (BGLE) in 1936–37. It was photographed from the air in 1940 by the

United States Antarctic Service The United States Antarctic Program (or USAP; formerly known as the United States Antarctic Research Program or USARP and the United States Antarctic Service or USAS) is an organization of the United States government which has presence in the A ...

(USAS) and in 1947 by the

Ronne Antarctic Research Expedition The Ronne Antarctic Research Expedition (RARE) was an expedition from 1947–1948 which researched the area surrounding the head of the Weddell Sea in Antarctica. Background Finn Ronne led the RARE which was the final privately sponsored exp ...

(RARE) under Ronne. Named by Ronne for Colonel H.R. Sullivan of the Office of Research and Development of the then

United States Army Air Forces The United States Army Air Forces (USAAF or AAF) was the major land-based aerial warfare service component of the United States Army and ''de facto'' aerial warfare service branch of the United States during and immediately after World War II ...

(USAAF), which furnished equipment for the expedition.

References

Mountains of Palmer Land {{PalmerLand-geo-stub