(L-R) Britain's Queen Elizabeth II, Spanish King Felipe VI, Spanish Queen Letizia and Britain's Prince Philip, Duke of Edinburgh stand during a Ceremonial Welcome on Horse Guards Parade at the start of the Spanish King and Queen's three-day state visit, in central London on July 12, 2017. Spanish King Felipe VI and Queen Letizia begin a state visit to Britain on Wednesday, as the two countries attempt to strengthen ties despite tensions over Britain's plans to leave the European Union. / AFP PHOTO / POOL / Matt Dunham (Photo credit should read MATT DUNHAM/AFP/Getty Images)
