LONDON, UNITED KINGDOM - OCTOBER 14: Britain's Queen Elizabeth II (L) rides her son Britain's Prince Charles, Prince of Wales and his wife Britain's Camilla (R), Duchess of Cornwall in London on October 14, 2019 as they enter to the Houses of Parliament to attend the State Opening of Parliament, in London, United Kingdom on October 14, 2019.  (Photo by Tayfun Salc/Anadolu Agency via Getty Images)