Hermes
There is a three headed dog in Greek Mythology, that guards he underworld. It is called Cerberus.
Cerberus
His symbol is a spear and a helmet, his animal symbol is a dog, and his bird is the vulture.
Rick Riordan got the idea of a three-headed dog from Greek mythology. In Greek mythology, this creature is known as Cerberus, and he guards the entrance to the underworld. Riordan incorporated this mythological creature into his popular book series "Percy Jackson and the Olympians."
justin
Cerberus, hound of Hades.
Cerberus. be careful when you say hell. what you actually mean is the underworld there was no heaven or hell in greek mythology only mount olympus and the underworld... the underworld was then split into sections that resemble heaven, hell and purgatory.
Cerberus is a three headed dog in Greek Mythology that guards the fates of the Underworld. Another name for this dog is a hellhound. It also prevents those who have crossed the river Styx from ever escaping.
A terrible dog.
Cerebus/Cerberus
Cerberus was the three headed dog that guarded the entrance to the underworld.