Outback Nunataks is a series of bare rock nunatak

Nunatak

A nunatak is an exposed, often rocky element of a ridge, mountain, or peak not covered with ice or snow within an ice field or glacier. The term is typically used in areas where a permanent ice sheet is present...

s and mountains which are distributed over an area about 40 miles (60 km) long by 20 miles (32 km) wide. The group lies south of Emlen Peaks of the Usarp Mountains

Usarp Mountains

The Usarp Mountains is a major Antarctic mountain range, lying westward of the Rennick Glacier and trending N-S for about . The feature is bounded to the north by Pryor Glacier and the Wilson Hills...

 and west of Monument Nunataks

Monument Nunataks

Monument Nunataks is a group of nunataks that have numerous pinnacles and odd-shaped projections resembling monuments, situated north of Sculpture Mountain in the upper part of Rennick Glacier. Named by the Northern Party of New Zealand Geological Survey Antarctic Expedition , 1962-63....

 and upper Rennick Glacier

Rennick Glacier

Rennick Glacier is broad glacier, nearly 200 miles long, which is one of the largest in Antarctica. It rises on the polar plateau westward of Mesa Range and is 20 to 30 miles wide, narrowing to 10 miles near the coast. It takes its name from Rennick Bay where the glacier reaches the sea. The...

, adjacent to the featureless interior plateau. They were discovered by the U.S. Victoria Land Traverse party, 1959-60, and mapped by United States Geological Survey

United States Geological Survey

The United States Geological Survey is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, and the natural hazards that threaten it. The organization has four major science disciplines, concerning biology,...

 (USGS) from surveys and U.S. Navy air photos, 1959-64. They were so named by Advisory Committee on Antarctic Names

Advisory Committee on Antarctic Names

The Advisory Committee on Antarctic Names is an advisory committee of the United States Board on Geographic Names responsible for recommending names for features in Antarctica...

 (US-ACAN) for their remote position at the posterior side of the large mountain belt that extends from the Ross Sea

Ross Sea

The Ross Sea is a deep bay of the Southern Ocean in Antarctica between Victoria Land and Marie Byrd Land.-Description:The Ross Sea was discovered by James Ross in 1841. In the west of the Ross Sea is Ross Island with the Mt. Erebus volcano, in the east Roosevelt Island. The southern part is covered...

to the interior ice plateau.