More on Phlegethon from Infoplease:

• Hades - Hades Hades , in Greek and Roman religion and mythology. 1. The ruler of the underworld: see Pluto. ...
• Phlegethon - Phlegethon Phlegethon : see Hades.
• Phlegethon: meaning and definitions - Phlegethon: Definition and Pronunciation
• Suggestions for spelling of encyclopedia/phlegethon - The Infoplease spelling checker combines spelling help with our dictionary and thesaurus
• Phlegethon - Phlegethon A river of liquid fire in Hades. (Greek, phlego, to burn.) Fierce Phlegethon, Whose ...