Karlovasi is in the northwestern part of the island, which is built above on an homonymous plain. It is the second largest city of the island and the commercial center of western Samos which has a major port serving the western part of the island.
The General State Archives of Samos prefecture (G.S.A.), is the current name of “Samos Historical Archive”, which is evolution of “Samos public archives” that was created in 1882 by the Hegemonic administration, in order to retain archives of public services of the autonomous state of Samos.
The exhibits and audiovisual equipment, show the everyday life during the Byzantine period, the history of the castle, the action of Lykourgos Logothetis, the fortress architecture in the Aegean and Samos and more.