 There was a bridge over the Alpheius close to Heraea, which Philip restored in 219 BCE.The Heraeatis was separated from Pisatis by the river Erymanthus, and from the territory of Megalopolis by the river Buphagus.The famous Tabula Peutingeriana shows a road system connecting Heraia with ancient Olympia, Melaneae and Megalopolis.