Cerberus
in Greek mythology, the three-headed dog that guards the underworld
In Greek mythology, Cerberus (Greek: Κέρβερος, Kérberos; Latin: Cerberus) is the monstrous, multi-headed dog that guards the entrance to the Underworld, preventing the souls of the dead from leaving.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/2/25/Cerberus-Blake.jpeg/250px-Cerberus-Blake.jpeg)
Often called the "hound of Hades", Cerberus was one of the numerous offspring of the monsters Typhon and Echidna; he is usually depicted as having three heads, along with a serpent for a tail.
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