Born to Exile - a fix-up of Phyllis Eisenstein's stories about Alaric - the teleporting minstrel. All of these originally appeared in Magazine of F&SF, from 1971 to 1975. The last 2 sections were published as one novella (under the first title.)

Born to Exile
Inn of the Black Swan
The Witch and the Well
The Lords of All Power
The Castle Under the Hill