Rivas Peaks is a line of rock peaks 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, it contains the geographic South Pole. Antarctica is the fifth-largest contine ...
that jut westward for 2 nautical miles (3.7 km) from the south part of
Torbert Escarpment
Torbert Escarpment () is an escarpment, long, marking the west margin of Median Snowfield in the Neptune Range, Pensacola Mountains, Antarctica.
Mapping and name
The Torbert Escarpment was mapped by United States Geological Survey (USGS) from s ...
in the
Neptune Range
The Neptune Range is a mountain range, long, lying WSW of Forrestal Range in the central part of the Pensacola Mountains in Antarctica. The range is composed of Washington Escarpment with its associated ridges, valleys and peaks, the Iroquois Pla ...
,
Pensacola Mountains
The Pensacola Mountains are a large group of mountain ranges of the Transantarctic Mountains System, located in the Queen Elizabeth Land region of Antarctica.
Geography
They extend 450 km (280 mi) in a NE-SW direction. Subranges of the ...
. They were mapped by the
United States Geological Survey
The United States Geological Survey (USGS), formerly simply known as the 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, ...
(USGS) from surveys and
U.S. Navy
The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the largest and most powerful navy in the world, with the estimated tonnage of ...
air photos from 1956 to 1966. They were 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 ...
(US-ACAN) for
Merced G. Rivas, a radioman at
Ellsworth Station
Ellsworth Scientific Station ( es, Estación Científica Ellsworth, or simply ''Estación Ellsworth'' or ''Base Ellsworth'') was a permanent, all year-round originally American, then Argentine Antarctic scientific research station named after Amer ...
during the winter of 1958.
Mountains of Queen Elizabeth Land
Pensacola Mountains
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