Queen Elizabeth II's death: Prince Harry, Meghan join William and Kate on Windsor walkabout - See pics

Prince Harry and his wife Meghan Markle on Saturday (September 10, 2022) joined William and his wife Kate on a walkabout among crowds near Windsor Castle following the death of their grandmother Queen Elizabeth. (Photo credits: Reuters)

The couple had been in Britain on a brief visit when Queen Elizabeth II, Britain's longest reigning monarch, died on Thursday. (Photo credits: Reuters)

The two sons of King Charles, once so close after the death of their mother Diana in a Paris car crash in 1997, have fallen out in recent years after Harry and Meghan gave up their royal titles to move to the United States. (Photo credits: Reuters)

The two couples, during the 40-minute walkabout near one of Queen Elizabeth's favourite English homes, read messages left among the flowers, and shook hands and chatted with the thousands of people lining the Long Walk. (Photo credits: Reuters)

Prince William, Prince Harry, and Meghan walk outside Windsor Castle. (Photo credits: Reuters) (Photo credits: Reuters)

Britain's William, Prince of Wales, Catherine, Princess of Wales, Britain's Prince Harry and Meghan, the Duchess of Sussex, look at floral tributes as they walk outside Windsor Castle, following the passing of Britain's Queen Elizabeth. (Photo credits: Reuters)