Next to the tower of Ouranoupolis, the 10 Directorate of Byzantine Antiquities has established the exhibition "Christian Halkidiki" which you can visit throughout the day. The exhibition consists of two floors. On the first floor there are 14 portable icons of the 18th to early 20th century from monasteries and churches of Halkidiki. Of particular interest is the icon of the Virgin Mary and Christ dating back to 1728.

You can also admire a bronze cross of the 11th century, a small bone plate of Christ of the 10th-11th century and many frescoes.

On the second floor are Christian findings from excavations in Chalkidiki. Lamps, bronze coins, jewellery, seals, arrow heads from Potidea, Toroni, ancient Akanthos, Nea Silata, Agios Mamas and the surrounding area.