a. Operating Museums: › Silk Museum, Soufli › Open-Air Water-Power Museum, Dimitsana › Museum of the Olive and Greek Olive Oil, Sparta › Museum of Industrial Olive Oil Production in Lesvos, Aghia Paraskevi, Lesvos island › Rooftile and Brickworks Museum N. & S. Tsalapatas, Volos › Museum of Marble Crafts, Pyrgos, Tinos island The smooth operation and all regular and contingent issues of the museum network are managed by the Museums Department in collaboration with the Technical Services, Administrative and Accounting Services and other Services of the Foundation with the support of Piraeus Bank Group.