The permanent exhibition "Shells & Sea", unique of its kind in Greece, is housed on the ground floor of the Hatzopouleio Municipal Library, on 28th October Street (1st parallel to the main road). The exhibits include Greek and foreign shells from the collection of Georgiou and Helgas Kanellakis, while the exhibition is enriched with photographs, fossils, minerals and also archaeological finds from the Aegean region. Because the exhibition does not operate at specific times, before visiting it contact the Mayor's office on 22983 20512.