Basilica of Saint John the Theologian
Selçuk, Turkey · built 501
The Basilica of Saint John the Theologian was a basilica in the city of Ephesus. It was constructed by Justinian the Great in the 6th century, at a site where John the Apostle was said to have been buried. It was modeled after the Church of the Holy Apostles in Constantinople. The ruins of the basilica are on the slopes of Ayasuluk Hill, right next to the İsa Bey Mosque, just below the fortress near the centre of Selçuk, İzmir Province, Turkey and about 3.5 km (2.2 mi) from Ephesus.
Church data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).