Britain's Prince Andrew, Duke of York (L), Prince Charles, Prince of Wales (C), Camilla, Duchess of Cornwall (2R) and Prince William (R) leave St Paul's Cathedral after a national service of thanksgiving for the Queen's Diamond Jubilee at in London on June 5, 2012. Britain's Queen Elizabeth II wraps up four days of diamond jubilee celebrations with a thanksgiving service and ceremonial carriage procession in London, a formal contrast to the spectacular pop tribute staged outside Buckingham Palace the day before. AFP PHOTO / IAN KINGTON