Charonium at Aornum
Aornum 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
Castalian Spring
The Castalian Spring, in the ravine between the Phaedriades at Delphi, is where all visitors to Delphi — the contestants in the Pythian Games, and especially pilgrims who came to consult the Delphic Oracle — stopped to wash themselves and quench their thirst; it is also here that the Py

