Piraeus form the greater Piraeus area, with a total population of 448,997. Piraeus has a long recorded history, dating to ancient Greece. The city was largely developed in the early 5th century BC, when it was selected to serve as the port city of classical Athens and was transformed into a prototype harbour, concentrating all the import and transit trade of Athens. During the Golden Age of Athens the Long Walls were constructed to fortify Athens and its port (Piraeus). Consequently, it became the chief harbour of ancient Greece, but declined gradually after the 4th century AD, growing once more in
Port River Port River The Port River (officially known as the Port Adelaide River) is part of a tidal estuary located north of the Adelaide city centre in the Australian state of South Australia, and used as a shipping channel since the beginning of European settlement in 1836. The river is officially known as the "Port Adelaide River" while the name "Port River" is described in official sources as "a local variant." The Port River is the western branch of the largest tidal estuary on the eastern side of Gulf St Vincent. It extends inland through the historic Inner Harbour of Port