EDINBURGH, SCOTLAND - JULY 03: Queen Elizabeth II and Prince Philip, Duke of Edinburgh arrive for the Thistle Service at St Giles' Cathedral on July 3, 2014 in Edinburgh, Scotland. The Queen and The Duke of Edinburgh have spent the week in Scotland attending various events and staying at the Palace of Holyroodhouse. The visit comes before the referendum vote on the 18th September. (Photo by Chris Watt/Getty Images)
