Dante Alighieri, in his "Inferno", included the Acheron, Phlegethon, and Styx as rivers within his subterranean Hell.
=== Ponikalnice v mitologiji in literaturi ===Grška mitologija je vključevala reke Styx, Phlegethon, Acheron, Cocytus, in Lethe kot reke v Podzemlju.