The Highjump Archipelago is a group of rocky islands, rocks and

ice rise An ice rise is a clearly defined elevation of the otherwise very much flatter ice shelf, typically dome-shaped and rising several hundreds of metres above the surrounding ice shelf . An ice rise forms where the ice shelf touches the seabed due ...

s in

Antarctica Antarctica () is Earth's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean (also known as the Antarctic Ocean), it contains the geographic South Pole. ...

, about long and from wide, lying generally north of the Bunger Hills and extending from the Taylor Islands, close northwest of

Cape Hordern Cape Hordern is an ice-free cape, overlain by morainic drift, at the northwest end of the Bunger Hills in Antarctica. It was probably sighted from Watson Bluff () by A.L. Kennedy and other members of the Western Base Party of the Australasian ...

, to a prominent group of ice rises which terminate close west of Cape Elliott. It was delineated from aerial photographs taken by U.S. Navy

Operation Highjump Operation HIGHJUMP, officially titled The United States Navy Antarctic Developments Program, 1946–1947, (also called Task Force 68), was a United States Navy (USN) operation to establish the Antarctic research base Little America (exploration b ...

1946–47 and so named by the

Advisory Committee on Antarctic Names The Advisory Committee on Antarctic Names (ACAN or US-ACAN) is an advisory committee of the United States Board on Geographic Names responsible for recommending commemorative names for features in Antarctica. History The committee was established ...

. The codeword "highjump" was used for identifying the U.S. Navy Task Force 68, 1946–47. This task force was divided into three groups which completed photographic flights covering approximately 70 per cent of the coastal areas of Antarctica, excluding the

Antarctic Peninsula The Antarctic Peninsula, known as O'Higgins Land in Chile and Tierra de San Martin in Argentina, and originally as Graham Land in the United Kingdom and the Palmer Peninsula in the United States, is the northernmost part of mainland Antarctica. ...

, as well as significant portions of the interior.

References

Islands of Wilkes Land Archipelagoes of Antarctica {{WilkesLand-geo-stub