Chios Town is the capital of the province and has about 25,000 inhabitants. It is a bustling port and commercial center. In the destination the visitor can find the Byzantine museum with a variety of historical artifacts. The modern town has been built on the site of the ancient city from which there exist a few survived findings -- in particular the walls and the theater. The Castle is quite impressive. Originally built by the Byzantines as a fortress, it was significantly extended by the Genovese in the 14th century.