On a marble relief from the island of Lesbos the Byzantine fortress which has not remained up to now] is represente

The archeologists investigating the ancient city of Antissa on the island of Lesbos in the Aegean Sea, found the marble beam serving once as the top crossbeam of gate of the Byzantine time. On a beam the relief with the image of medieval fortress of the Saint Feodor who was settling down in this place during the Byzantine era is cut out. The relief is dated the XIV century. The lock was thoroughly reconstructed in the XV century therefore the carved image is the only illustration of available for us how the lock looked initially. Relief fragment with the fortress image beam Length — about three and a half meters. On it it is cut out...