Piraeus in the lavish northern suburbs of Athens, many shipowners have opted once again to move their bases away from Piraeus to Northern Athens. Piraeus, nevertheless, is still a major centre for Greek and international shipping, and bi-annually acts as the focus for a major shipping convention, known as Posidonia, which attracts maritime industry professionals from all over the world. Piraeus today is one of the largest ports in Europe, and the annual number of 19 million passengers makes it the third largest worldwide in terms of passenger transportation. Piraeus is currently Greece's third-busiest port in terms of tons of goods
Port of Piraeus for top 100 container ports in 2015 Piraeus ranked 8th in Europe and 3rd the Mediterranean sea. The port of Piraeus is expected to become the busiest port of the Mediterranean in terms of container traffic by 2019. Until the 3rd millennium BC, Piraeus was a rocky island connected to the mainland by a low-lying stretch of land that was flooded with sea water most of the year. It was then that the area was increasingly silted and flooding ceased, thus permanently connecting Piraeus to Attica and forming its ports, the main port of Cantharus and the two smaller of