LONDON, ENGLAND - JUNE 04:  Fireworks over Buckingham Palace mark the end of The Diamond Jubilee Concert from The Mall on June 4, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. Thousands of well-wishers from around the world have flocked to London to witness the spectacle of the weekend's celebrations.  (Photo by Peter Macdiarmid/Getty Images)