Kos Kos Kos or Cos (; ) is a Greek island, part of the Dodecanese island chain in the southeastern Aegean Sea, off the Anatolian coast of Turkey. Kos is the third largest island of the Dodecanese by area, after Rhodes and Karpathos; it has a population of 33,388 (2011 census), making it the second most populous of the Dodecanese, after Rhodes. The island measures , and is from the coast of the ancient region of Caria in Turkey. Administratively, Kos constitutes a municipality within the Kos regional unit, which is part of the South Aegean region. The principal town of
Island groups of the Philippines the same name, is the chief city of the Visayas. Mindanao's main city is Davao, towards its southeast. Island groups of the Philippines The geographical divisions of the Philippines are the three island groups of Luzon, Visayas, and Mindanao. Luzon and Mindanao are both named after the largest island in their respective groups, while the Visayas (also the "Visayan Islands") are an archipelago. Islands are organized into three distinct island group according to regions: Regions "I" to "V", "CAR", and "NCR" are for Luzon, Regions "VI" to "VIII" are for the Visayas, and Regions "IX" to "XIII" and "ARMM" are