It was discovered in 1977 and is a unique find for Greek antiquity.Y Maniatis, D Malamidou, H Koukouli-Chryssanthaki, Y Facorellis, RADIOCARBON DATING OF THE AMPHIPOLIS BRIDGE IN NORTHERN GREECE, MAINTAINED AND FUNCTIONED FOR 2500 YEARS, RADIOCARBON, Vol 52, Nr 1, 2010, p 41–63, 2010 University of Arizona The hundreds of wooden piles have been carbon-dated and show the vast life of the bridge with some piles dating from 760 BC, and others used till about 1800 AD.
