Kabul (Kābul) (pron.: /ˈkɑːbəl/, /ˈkɑːbuːl/; Pashto: کابل Kābəl, IPA: [kɑˈbəl]; Persian: کابل Kābol, IPA: [kɒːˈbol]), also spelled Cabool, Caubul, Kabol, or Cabul, mostly in historical contexts, is the capital and largest city of Afghanistan. It is also the capital of Kabul Province, located in the eastern section of Afghanistan. According to a 2012 estimate, the population of the city is 3,289,000. Kabul is the 64th largest and the 5th fastest growing city in the world.