Kingdom of Benwick

is a fairy country ruled by King Ban and Queen Elaine. It is the only fairy country that allows commerce with humans.

Side Story 6
A sleazy human merchant tried to fool the fairies by offering them junk with made up claims behind the items in order to trade for their treasures and later tries to kidnap Lancelot but the son of Ban and Elaine easily thwarts him.

Trivia

 * Benwick (or Benoic) is the name of the realm ruled by King Ban in the Arthurian legends.