Cape De la Motte is a prominent cape separating Watt

Watt Bay

Watt Bay is a bay about 16 nautical miles wide indenting the coast between Garnet Point and Cape De la Motte. Discovered by the Australasian Antarctic Expedition under Douglas Mawson, who named it for W.A. Watt, Premier of Victoria in 1911....

 and Buchanan Bay

Buchanan Bay

Buchanan Bay is an Arctic waterway in Qikiqtaaluk Region, Nunavut, Canada. It is located in Nares Strait by eastern Ellesmere Island. The bay is bordered by Cape Camperdown on Bache Peninsula to the north, Cape Rutherford on Johan Peninsula to the south, and the Alexandra Fiord at its head.It is ...

s. Just southward the continental ice surface rises 520 m at Mount Hunt

Mount Hunt

Mount Hunt is a dome-shaped mountain about 520 m high, surmounting the promontory which terminates in Cape De la Motte. Discovered by the Australasian Antarctic Expedition under Douglas Mawson, who named it for H.A. Hunt, Dir. of the Commonwealth Bureau of Meteorology....

. Charted by the Australasian Antarctic Expedition

Australasian Antarctic Expedition

The Australasian Antarctic Expedition was an Australasian scientific team that explored part of Antarctica between 1911 and 1914. It was led by the Australian geologist Douglas Mawson, who was knighted for his achievements in leading the expedition. In 1910 he began to plan an expedition to chart...

 (1911–14) under Douglas Mawson

Douglas Mawson

Sir Douglas Mawson, OBE, FRS, FAA was an Australian geologist, Antarctic explorer and Academic. Along with Roald Amundsen, Robert Falcon Scott, and Ernest Shackleton, Mawson was a key expedition leader during the Heroic Age of Antarctic Exploration.-Early work:He was appointed geologist to an...

, who named it for C.P. de la Motte

Clarence Petersen de la Motte

Clarence Petersen de la Motte , commonly C. P. de la Motte, was a sailor originally from Bulli, New South Wales. During his early career, he served aboard the New Zealand barque Northern Chief and the steamship Warrimoo. From 1911 to 1914, during the Australasian Antarctic Expedition, he served as...

, third officer on the expedition ship this cape is "Point Case," which the United States Exploring Expedition

United States Exploring Expedition

The United States Exploring Expedition was an exploring and surveying expedition of the Pacific Ocean and surrounding lands conducted by the United States from 1838 to 1842. The original appointed commanding officer was Commodore Thomas ap Catesby Jones. The voyage was authorized by Congress in...

 (1838–42) under Lieutenant Charles Wilkes

Charles Wilkes

Charles Wilkes was an American naval officer and explorer. He led the United States Exploring Expedition, 1838-1842 and commanded the ship in the Trent Affair during the American Civil War...

 saw from what was called "Disappointment Bay" on January 23, 1840.