1 / 508

Britain's Queen Elizabeth waves next to Prince Charles and Prince William, Duke of Cambridge, during a special concert "The Queen's Birthday Party" to celebrate her 92nd birthday at the Royal Albert Hall in London

Britain's Queen Elizabeth waves next to Prince Charles and Prince William, Duke of Cambridge, during a special concert "The Queen's Birthday Party" to celebrate her 92nd birthday at the Royal Albert Hall in London, Britain April 21, 2018. Andrew Parsons/Pool via Reuters

Will and Kate don white hats

Royals join in Calgary Stampede tradition.