Aornum

Aornum (Ancient Greek: Ἄορνον) was an oracle in Ancient Greece, located in Thesprotia in a cave called Charonium (Χαρώνειον ἄντρον or χάσμα) which gave forth poisonous vapours. The name of the cave, `Charon`s Cave`, reflects the belief that it was an entrance for Hades, the Greek underworld. In a version of the myth,......
Found on http://en.wikipedia.org/wiki/Aornum
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