Musée de La Mer

On the ground floor: State prisons and the cell of the Iron Mask where the mysterious prisoner was imprisoned for eleven years, the murals by Jean Le Gac on the theme of the painter prisoner. In the Roman cisterns and the first floor: the archaeological material from underwater wrecks of Roman and Saracen Tradelière and Batéguier (ceramic cargo of amphorae, glass ...). Presentation of fragments of Roman wall paintings from the ground excavations on Île Sainte-Marguerite and reconstitution of laconicum.