Three generations of the Royal Family have celebrated together as they attend a traditional Christmas Day church service.
The Queen, the Duke of Edinburgh, Prince Charles and the Duke and Duchess of Cambridge were all seen taking a morning walk to the service on the Sandringham Estate in Norfolk.
More top news
The Duke of Cambridge said his children were beginning a "lifetime of friendship" with Canada as they began their tour of the country.
When and where are they on, and how do they work?
What better, more dramatic spectacle has there ever been on American television?