With a façade more than twice the length of Buckingham Palace and some of the finest 18th century rooms anywhere, Wentworth Woodhouse, seat of the Marquesses of Rockingham and then of the Earls Fitzwilliam, is being awaken from more than half a century of slumber. The history and architecture of the house are laid out alongside the story of the warring families that built and owned it – a story of political execution, madness, child-substitution, socialist vindictiveness, royal visits…and badminton.