Britain’s Queen Elizabeth and Prince Philip arrive for the annual Trooping the Colour ceremony at Horse Guards Parade in central London

Britain’s Queen Elizabeth and Prince Philip arrive for the annual Trooping the Colour ceremony at Horse Guards Parade in central London

Britain’s Queen Elizabeth and Prince Philip (R) arrive for the annual Trooping the Colour ceremony at Horse Guards Parade in central London in Britain June 13, 2015. Trooping the Colour is a ceremony to honour the Queen’s official birthday. REUTERS/Luke MacGregor