Rhythm Nation was covered by an American singer, and songwriter Crystal Kay.
The Edge Rocks are two rock exposures at the southeast margin of Iroquois Plateau , 11 nmi east of Hill Nunatak , in the Pensacola Mountains .. Iroquois Plateau. Iroquois Plateau. Hill Nunatak. Hill Nunatak. Pensacola Mountains. Pensacola Mountains. They were mapped by the United States Geological Survey from surveys and from U.S. Navy air photos , 1956 -- 66 .. United States Geological Survey. United States Geological Survey. U.S. Navy. U.S. Navy. They were given this name by the Advisory Committee on Antarctic Names because of their fringe position with relation to Iroquois Plateau .. Iroquois Plateau. Iroquois Plateau. Advisory Committee on Antarctic Names. Advisory Committee on Antarctic Names