Piraeus of social problems also emerged with the concentration of new populations in the suburbs of the old city, such as Nikaia, Keratsini, Drapetsona and Korydallos. The involvement of Greece in World War II came as a major setback to the city's progress. After the war, the city began its development once more, as damage to the port and the city were repaired and new additions took shape after 1955. Piraeus is now the third largest municipality in Greece; the city proper with its suburbs form the Piraeus urban area, which is incorporated in the Athens urban area, thus making Piraeus
Piraeus Lion Swedish Museum of National Antiquities in Stockholm. The lion was originally sculpted in about 360 BC, and became a famous landmark in Piraeus, having stood there since the 1st or 2nd century AD. Its prominence was such that the port eventually became referred to in Italian as Porto Leone ("Lion Port") as the port's original name ceased to be used. It is depicted in a sitting pose, with a hollow throat and the mark of a pipe (now lost) running down its back; this suggests that it was originally used as a fountain. This is consistent with the description of