- What is the significance of holly at Christmas? - When should you make your figgy pudding? - Why was the Old Lad's Passing Bell rung on Christmas Eve? - And who was Good King Wenceslas? Did you know that, long before turkey arrived on our shores, it was traditional to serve a roasted wild boar's head at Christmas? Or that our Christmases were once so cold that Frost Fairs were held on the River Thames? Christmas Day was first celebrated on 25 December in the fourth century CE. But when should our Christmas decorations come down - Twelfth Day, Twelfth Night ... or Candlemas? And why? Packed with fascinating facts about ancient religious customs and traditional feasts, instructions for Victorian parlour games and the stories behind our favourite carols, The Book of Christmas is a captivating volume about our Christmas past.