Name StatusOfficial ValidatedFeatureMountainsNZ Gazette Reference2012 (53) p.1477DatumRSRGD2000GeoTag[1] PositionDescriptionA group of ridges, rising to about 3200m high, which stand close north-west of the north-west facing escarpment of the Queen Maud Range that also marks the head of Shackleton Glacier some 20 miles to the north-east, bordering the South Polar Plateau and pierced by several glaciers. Discovered by the Byrd AE, 1928-30, on Byrd's flight to the South Pole in November 1929. Named by him for Gilbert Grosvenor, then President of the National Geographic Society, which helped finance the expedition.