-72.75°N 75°W The Grove Mountains are a large, scattered group of mountains and nunataks extending over an area of approximately 40miles20miles, located east of the Mawson Escarpment in American Highland, Antarctica. They were first photographed from the air by aircraft of U.S. Navy Operation Highjump, 1946–47, and named by the Antarctic Names Committee of Australia for Squadron Leader I.L. Grove, a Royal Australian Air Force pilot with the Australian National Antarctic Research Expeditions, who made a November 1958 landing in these mountains.