The Royal Canadian Mounted Police perform during the Diamond Jubilee Pageant in Windsor Horse Show in London, Britain, May 12, 2012.

The Diamond Jubilee Pageant is a major event marking the Queen's Diamond Jubilee in the presence of Her Majesty. The event takes place in the private grounds of Windsor Castle on the evenings of 10th, 11th, 12th and 13th of May 2012. Over 550 horses and more than 1,000 dancers, musicians, and performers from around the world will come together each night in a performance to pay tribute to 60 spectacular years of Her Reign. [Xinhua/Wang Lili]