Prince Charles and Diana, Princess of Wales (1961 - 1997) with their sons Prince William and Prince Harry on the deck of the Royal Yacht 'Britannia' in Toronto, Canada, 27th October 1991. (Photo by Tim Graham Photo Library via Getty Images)
Prince Charles and Diana, Princess of Wales (1961 - 1997) with their sons Prince William and Prince Harry on the deck of the Royal Yacht 'Britannia' in Toronto, Canada, 27th October 1991. (Photo by Tim Graham Photo Library via Getty Images)