Volos is a city of Thessaly, built in Pagasitiko Bay, near the site of ancient Iolkos at the foot of Mount Pelion. It is also one of the biggest cities and one of the major ports of Greece. The area of Volos gathers some of the most important Neolithic sites of the entire Balkan peninsula. Archaeological research in the area have brought to light some two Neolithic settlements (7th-8th millennium BC), many of whom continued their activities during the Bronze Age (3000-1500 BC). The most important Neolithic settlements were discovered by archaeologist Chris Tsounta early 20th century, Sesklo and Dimini. The modern city of Volos began to be built outside the old castle shortly after 1830. The favorable geographical position, because of its harbor, contributed to economic development into a center of Thessaly. After the Russo-Turkish War of 1877 and the Conference of Constantinople (1881), Thessaly ceded to the Greek state, and on November 2, 1881, the Greek Army entered the city of Volos. Bringing together all the requirements - capital, labor, enlarged internal market, access to raw materials - Volos prewar evolved to an important industrial center. The main industry sectors were food, metals, tobacco, textiles and leather. The economic boom of the new city of Volos and attracted people of other ethnic or religious groups. It is no coincidence that in Volos Jewish synagogue and a Catholic church, which were built in the early 20th century. Born in Volos, the famous Italian painter Giorgio de Chirico, the son of engineer Evaristo De Chirico.