The Duchess Of Cambridge via Reuters Royal Family December 31, 2019 Prince William launches Earthshot Prize to solve Earth's environmental problems over the next decade
Play Royal Family December 25, 2019 George, Charlotte make 1st walk to Christmas Day service with William and Kate
Phil Noble/Reuters Royal Family December 25, 2019 Prince George, Princess Charlotte join Prince William, Duchess Kate at Christmas service
Indigo via Getty Images, FILE Royal Family December 24, 2019 Prince William, Kate send Christmas greetings in new photo with George, Charlotte, Louis
Twitter/@queenscomtrust Play Royal Family December 24, 2019 Prince Harry and Meghan's Christmas card revealed
Peter MacDiarmid/REX via Shutterstock Royal Family December 24, 2019 Prince Philip, 98, released from hospital on Christmas Eve
Toby Melville/AFP via Getty Images, FILE Royal Family December 24, 2019 Prince Harry and Meghan's Christmas card, starring Archie, is revealed
Samir Hussein/WireImage via Getty Images, FILE Royal Family December 23, 2019 How Prince William, Kate, Prince Harry and Meghan will spend Christmas