Cliff Island ( 66°0′S65°39′W / 66.000°S 65.650°W ) is a narrow cliffed island at the south side of Mutton Cove, lying immediately south of Upper Island and 8 nautical miles (15 km) west of Prospect Point, off the west coast of Graham Land, Antarctica. It was charted and named by the British Graham Land Expedition under John Rymill, 1934–1937. [1]
 This article incorporates  public domain material  from  "Cliff Island (Antarctica)".  Geographic Names Information System . United States Geological Survey.
 This article incorporates  public domain material  from  "Cliff Island (Antarctica)".  Geographic Names Information System . United States Geological Survey.