Temple of Hephaestus, Ancient Agora, Athens

The Temple of Hephaestus and Athena Ergane, also known as the Hephaisteion or Theseion, is the best preserved ancient Greek temple. It is a Doric order peripteral temple, located at the north-west side of the Agora of Athens, on top of the Agoraios Kolonos hill. From the 7th century until 1834, it served as the Greek Orthodox church of St. George Akamates.