Marsh Cirque (77°30′S 161°26′E / 77.500°S 161.433°E / -77.500; 161.433Coordinates: 77°30′S 161°26′E / 77.500°S 161.433°E / -77.500; 161.433) is a cirque in the south part of Mount Hercules, Olympus Range. The cirque is 1 nautical mile (1.9 km) wide and in part occupied by a glacier. Named by Advisory Committee on Antarctic Names (US-ACAN) (2004) after Bruce D. Marsh, geologist, Department of Earth and Planetary Sciences, Johns Hopkins University, Baltimore, MD; United States Antarctic Program (USAP) investigator of Basement Sill at McMurdo Dry Valleys sites in seven field seasons, 1995-2005.
This article incorporates public domain material from the United States Geological Survey document "Marsh Cirque" (content from the Geographic Names Information System).