Antarctica of centuries. Several Antarctic ice streams, which account for about 10% of the ice sheet, flow to one of the many Antarctic ice shelves: see ice-sheet dynamics. East Antarctica lies on the Indian Ocean side of the Transantarctic Mountains and comprises Coats Land, Queen Maud Land, Enderby Land, Mac. Robertson Land, Wilkes Land, and Victoria Land. All but a small portion of this region lies within the Eastern Hemisphere. East Antarctica is largely covered by the East Antarctic Ice Sheet. Vinson Massif, the highest peak in Antarctica at , is located in the Ellsworth Mountains. Antarctica contains many other mountains,
Mount Chapman (Antarctica) Mount Chapman (Antarctica) Mount Chapman is a mountain in Antarctica. It is a triple-peaked mountain, high, with very steep sides and a large rock cliff on its north side, situated at the western end of the Whitmore Mountains. It was named by the Advisory Committee on Antarctic Names for William H. Chapman of the U.S. Geological Survey (USGS), a cartographer with the Horlick Mountains Traverse (1958–59), who made a survey of the Whitmore Mountains on Jan. 2, 1959. Chapman spent several summer seasons in the Antarctic, including a survey in the Pensacola Mountains (1957–58) and the highly successful USGS Topo