Port of Piraeus permanent navy base for the mighty Athenian fleet. However, in the late 4th century BC began a long period of decline for Piraeus; the harbours were only occasionally used for the Byzantine fleet and the city was mostly deserted throughout the Ottoman occupation of Greece. In 2002 PPA and the Greek government signed a concession agreement. The Greek government leased the port zone lands, buildings and facilities of Piraeus Port to PPA for 40 years. In 2008 the duration of the concession agreement was modified from 40 to 50 years. With this modification the lease is ending in 2052. Since
Piraeus indoor arena and a football ground respectively lying opposite one another, predominating. Mikrolimano and Bay of Zea, the smaller harbours of the city, attract large numbers of visitors with their picturesque vistas and vigorous nightlife, hosting fishing boats as well as yachts and cruise ships. Kaminia, by contrast, is a working-class neighbourhood which still preserves the traditional look of an earlier period. The Municipal Theater in downtown Piraeus was built in 1885 and remains an impressive neo-classical building. Located across from the Neo-Byzantine Piraeus Cathedral, it forms one of the most renowned landmarks of the city and a popular meeting