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
The Mask of Orpheus The Mask of Orpheus The Mask of Orpheus is an opera with music by Harrison Birtwistle and a libretto by Peter Zinovieff. It was premiered in London at the English National Opera on 21 May 1986 to great critical acclaim. A recorded version conducted by Andrew Davis and Martyn Brabbins has also received good reviews. The work is around three hours long. The structure of the opera's plot is complex. Rather than telling a story by starting at A and going through B to C, "The Mask of Orpheus" explores the Orpheus myth in a number of directions at once,