Byzantium (Greek: Βυζάντιον, Byzántion; Latin: BYZANTIVM), officially the Hellenic Kingdom of Byzantium and of the Greeks and Romans, is a microstate located in South Eastern Europe on the Bosporus Strait. It encompasses the natural harbour known as the Golden Horn, in the East of the country. It is surrounded by Bulgaria on one side and by Turkestan on the other, across the Bosporus. Its area is 5.2 sq km (Roughly 2 sq mi) with an estimated population of almost 24,000.