New Caledonia (French: officially: Nouvelle-Calédonie; colloquially: (la) Calédonie; popular nicknames: (la) Kanaky, (le) Caillou), is a “sui generis collectivity” of France located in the region of Melanesia in the southwest Pacific. It comprises a main island (Grande Terre), the Loyalty Islands, and several smaller islands. Approximately half the size of Taiwan, it has a land area of 18,575.5 square kilometres (7,172 sq mi). The population was estimated in January 2008 to be 244,410. The capital and largest city of the territory is Nouméa. The currency is the CFP franc.