Name StatusOfficial ValidatedFeatureGlacierNZ Gazette Reference2012 (53) p.1477DatumRSRGD2000GeoTag[1] PositionDescriptionThe glacier up which Shackleton's and Scott's expeditions made their way from the Ross Ice Shelf to the South Polar Plateau. It has a length of 100 miles, and its breadth varies from 8 miles near the bottom to 25 miles near the top, with an average width of 12 miles. Discovered by the BAE, 1907-09, in December 1908, it was named by Shackleton for his generous patron, Sir William Beardmore, later Lord Invernairn.