The Acheron is a river locate in the Epirus region of northwest Greece. Acheron translates as the "river of woe" and it was believed to be a branch of the underworld river Styx over which in ancient Greek mythology Charon ferried the newly dead souls across into Hades. The lake called Acherousia and the river still called Acheron with the nearby ruins of the Necromanteion are found near Parga on the mainland opposite Corfu.