Example image of eyePlorer eyePlorer map for 'Duke of Cornwall': Duke Peerage of England Charles, Prince of Wales Cornwall Elizabeth II of the United Kingdom Monarchy of the United Kingdom Gorlois Igraine Uther Pendragon King Arthur Aquitaine Brittany Duke of Lancaster Earl of Richmond England France List of English monarchs Normandy Edward III of England Edward, the Black Prince Richard II of England Heir apparent Heir presumptive Prince of Wales George II of Great Britain George III of the United Kingdom County palatine Jurisdiction Royal Commission on the Constitution (United Kingdom) Launceston Castle Feudalism Shilling Camilla, Duchess of Cornwall Diana, Princess of Wales Duchess of Cornwall Guildhall Princess of Wales Windsor, Berkshire Devon Constitutional status of Cornwall High Sheriff Bona vacantia Sturgeon Jus naufragii Income tax Bezant Sable (heraldry) Cornwall Council Fleur-de-lis Red-billed Chough