Chios (Greek: "Χίος") is a Greek city and it is a capital of Chios island and Chios prefecture. It is one of the largest city from the cities of Greek islands. Its population is 32.000 residents. The town of Chios is located opposite the coasts of Turkey very close to region of ancient Erythrea. Chios connects with the port of Piraeus as well as other ports. The city is served by the Chios Island National Airport.