Ridley Beach is a cuspate beach feature forming a triangle about 1 nautical mile (1.9 km) long on each side, lying 1 nautical mile (1.9 km) south of Cape Adare

Cape Adare

Cape Adare is the northeastern most peninsula in Victoria Land, East Antarctica. The cape separates the Ross Sea to the east from the Southern Ocean to the west, and is backed by the high Admiralty Mountains...

, on the west side of Adare Peninsula

Adare Peninsula

Adare Peninsula , sometimes called Cape Adare Peninsula, is a high ice-covered peninsula, long, in the northeast part of Victoria Land, extending south from Cape Adare to Cape Roget. Named by the New Zealand Antarctic Place-Names Committee for Cape Adare....

 in northern Victoria Land

Victoria Land

Victoria Land is a region of Antarctica bounded on the east by the Ross Ice Shelf and the Ross Sea and on the west by Oates Land and Wilkes Land. It was discovered by Captain James Clark Ross in January 1841 and named after the UK's Queen Victoria...

. This was the camp site of the British Antarctic Expedition, 1898–1900, under C.E. Borchgrevink. He gave the camp his mother's maiden name. The Northern Party, led by Campbell, of the British Antarctic Expedition, 1910–13, disembarked here in 1911, and they gave the name to the entire beach. The beach is the site of an Adelie penguin rookery.