Istanbul's location is Turkey.
Istanbul -LRB- -LSB- stnbl -RSB- , -LSB- - bul -RSB- or -LSB- - stn - -RSB- stanbul -LSB- istnbu -RSB- -RRB- , historically known as Constantinople and Byzantium , is the most populous city in Turkey and the country 's economic , cultural , and historic center .	Turkey	Turkey	Istanbul	Istanbul Province	Constantinople	Constantinople
