Historic Royal Palaces interpretation officer Emma Bell has a bold plan to transform the fortress into a spectacular winter wonderland, inspired by the Tower's famous menagerie. Chief curator Tracy Borman uncovers how a grumpy Henry VIII rejected his wife Catherine of Aragon's Christmas gifts, Beefeater Darren Hardy takes the Yeoman Warders carol-singing around their homes in the Casemates cottages, and the Tower community comes together for a special service in the Chapel Royal