Piraeus an integral part of the Greek capital. The port of Piraeus is now an important international port, and the largest in the country. Piraeus is situated in the southwest part of the central plain of Attica, also widely known as the "Athens or Attica Basin", which the Athens agglomeration (urban area) sprawls across. Piraeus is bounded by the Mount Aigaleo to the northwest, and the Saronic Gulf to the south and west, and connected with the rest of the Athens Urban Area to the east and northeast. The "city proper" of Piraeus consists of a rocky peninsula, originally an island,
Port of Thessaloniki Port of Thessaloniki The Port of Thessaloniki () is one of the largest Greek seaports and one of the largest ports in the Aegean Sea basin, with a total annual traffic capacity of 16 million tonnes (7 million tonnes dry bulk and 9 million tonnes liquid bulk). As a free port, it also functions as a major gateway for the Balkan hinterland and southeastern Europe. The Port of Thessaloniki also contains the second largest container port in Greece, after the Port of Piraeus. In 2007 the Port of Thessaloniki handled 14,373,245 tonnes of cargo and 222,824 TEU's, making it one