 The fairy tale Jack the Giant Killer takes place in Cornwall.Many early British legends associate King Arthur with Cornwall, putting his birthplace at Tintagel, the court of King Mark of Cornwall, uncle of Tristan and husband of Iseult, the most famous Cornish lovers.Cornwall shares its ancient cultural heritage with its 'Brythonic cousins' Brittany and Wales, as well as Ireland and parts of England such as neighbouring Devon.