Oracles were beings who practiced Divination and were used mostly in the ancient times as a source to ask questions of the gods or spiritual realm - Ether-Ethereal Planes-Psychic realms-Life Force Energy-Magnetic fields
embraced chaos and order
Whichever names you wish to give this realm it does exist and such things as this is still being practiced today by people of ranks and or other such individuals or spiritual beings-entities.
Lyrics
Oracle caves exist in ancient places such as delphi, ect these caves or under ground pools or vapor caverns were used as a hypnotic state of awareness so the oracles could seer-scry-see into the future or other such questioning.
