Christmas is observed in cities throughout the world, but the festivities in the Austrian city of Vienna are unique. Burt joins the celebration, explains the ancient history and meaning of Christmas, tours Vienna's famous Christmas markets, and discovers why we have Christmas trees. He takes us inside the magnificent castle of the Habsburg family and unravels the story of how they became the most powerful rulers in Europe by using their marriages instead of their military. We also take a look at the foods of Christmas and discover their special meanings. The program gives us a real understanding of one of the world's most popular holidays.