Gaziantep (Turkish pronunciation: [ɡaːˈziantep]), previously and still informally Aintab or Antep (pronounced [anˈtep]), is a major city and capital of the Gaziantep Province, in the westernmost part of Turkey's Southeastern Anatolia Region and partially in the Mediterranean Region, approximately 185 km (115 mi) east of Adana and 97 km (60 mi) north of Aleppo, Syria. It is thought to be located on the site of ancient Antiochia ad Taurum, and is near ancient Zeugma. As of the 31/12/2021 last estimation, the Metropolitan Province was home to 2,130,432 inhabitants, of whom 1,775,904 lived in the metropolitan area made of two (out of three) urban districts of Şahinbey and Şehitkamil, as Oğuzeli is not conurbated. It is the sixth-most populous city in Turkey.