Sir Orfeo as being a parallel dimension to the everyday world rather than the Land of the Dead as in the Greek myth of Orpheus and Eurydice. The ability to move between one world and the other distinguishes the tale as told in its various British versions such as "Sir Orfeo" and the Shetland ballad "King Orfeo" where the captors are envisaged as inhabitants of a parallel fairy domain rather than as the infernal region of the Dead ruled over by Hades as in the Greek myth. Katharine Briggs sees the tale as related in British folk narratives as being equally influenced
Magic in the Graeco-Roman world (Circe is called a witch by a companion of Odysseus). In this mode it is worth noting that Circe is representative of a power (the Titans) that had been conquered by the younger Olympian gods such as Zeus, Poseidon and Hades. The 6th century BCE gives rise to scattered references of magoi at work in Greece. Many of these references representing a more positive conceptualisation of magic. Among the most famous of these Greek magoi, between Homer and the Hellenistic period, are the figures of Orpheus, Pythagoras, and Empedocles. Orpheus is a mythical figure, said to have lived in Thrace