Of real interest is the archaeological site of Theotokou, at a distance of 2.3km from Katigiorgis, with its extremely important temple of the Virgin Mary of Theotokos (1807), which celebrates every year on Zoodochou Pigis. It is built above the ruins of the ancient temple of Artmidos, it has outstanding mosaics which need maintaining and protecting.
They have also found traces of a castle and ancient tombs. To build the church they used materials from the old Christian Basilica of the 5th century BC. Some researchers believe that it can be identified from the town of Sipiada.