Ephesus was a city in Ancient Greece on the coast of Ionia, 3 kilometres southwest of present-day Selçuk in İzmir Province, Turkey. It was built in the 10th century BC on the site of Apasa, the former Arzawan capital, by Attic and Ionian Greek colonists. During the Classical Greek era, it was one of twelve cities that were members of the Ionian League. The cit…Ephesus was a city in Ancient Greece on the coast of Ionia, 3 kilometres southwest of present-day Selçuk in İzmir Province, Turkey. It was built in the 10th century BC on the site of Apasa, the former Arzawan capital, by Attic and Ionian Greek colonists. During the Classical Greek era, it was one of twelve cities that were members of the Ionian League. The city came under the control of the Roman Republic in 129 BC.