Flagship Mountain is a prominent, conical rock peak, 1,720 m, surmounting the south part of the large rock mass between Northwind and Atka Glaciers in the Convoy Range

Convoy Range

Convoy Range is a broad mountain range, much of it with an almost flat, plateau-like summit, extending south from the Fry Saddle and ending at Mackay Glacier...

, Victoria Land

Victoria Land

Victoria Land is a region of Antarctica bounded on the east by the Ross Ice Shelf and the Ross Sea and on the west by Oates Land and Wilkes Land. It was discovered by Captain James Clark Ross in January 1841 and named after the UK's Queen Victoria...

. Named by the New Zealand Northern Survey Party of the Commonwealth Trans-Antarctic Expedition

Commonwealth Trans-Antarctic Expedition

The 1955–58 Commonwealth Trans-Antarctic Expedition was a Commonwealth-sponsored expedition that successfully completed the first overland crossing of Antarctica, via the South Pole...

 (1956–58) after the USS Glacier, flagship of the American convoy into McMurdo Sound

McMurdo Sound

The ice-clogged waters of Antarctica's McMurdo Sound extend about 55 km long and wide. The sound opens into the Ross Sea to the north. The Royal Society Range rises from sea level to 13,205 feet on the western shoreline. The nearby McMurdo Ice Shelf scribes McMurdo Sound's southern boundary...

in the 1956-57 season, and closely associated with the area in other years.