Members of the royal family, including Catherine, Duchess of Cambridge holding Princess Charlotte (CENTRE 3rd L), Prince George, Prince William (CENTRE 2nd L) and Queen Elizabeth (C) stand on the balcony of Buckingham Palace after the annual Trooping the Colour ceremony on Horseguards Parade in central London, Britain June 11, 2016. Trooping the Colour is a ceremony to honour Queen Elizabeth's official birthday. The Queen celebrates her 90th birthday this year. REUTERS/Toby Melville