Cocos (Keeling) Islands (English: Cocos (Keeling) Islands) are Australia’s overseas territories in the Indian Ocean, located at 12°0′00″ south latitude between mainland Australia and Indonesia, 96°30′00″ east longitude . The archipelago covers an area of 14.2 square kilometers; it has a population of 628 (as of July 2005) and consists of 27 coral islands. Only Home Island and West Island are inhabited. The administrative center of the Cocos (Keeling) Islands is located on the West Island.
North Killeen Island is located 24 kilometers north of the main lagoon. The lagoon is surrounded by many small islands in the South Killeen Islands. The main islands of the South Killeen Islands are West Island (10 kilometers long), South, Home, Direction and Horsburgh, the largest island in the archipelago. . The highest point of the archipelago is only 6 meters above sea level. The temperature in the whole area is 22-32℃, and the average annual rainfall is 2,300 mm (91 inches). At the beginning of the year, there were sometimes destructive cyclones and earthquakes often occurred. The vegetation is mainly coconut trees; North Kilim Island and Hornborg Island are covered with weeds. There are no mammals here, but many seabirds.