

Britain's Queen Elizabeth (6th r.) and her husband Prince Philip (4th r.) and members of the Royal family watch a fly-past from the balcony of Buckingham Palace after attending the Trooping the Colour ceremony in central London, June 11, 2011. (L-r.) Catherine, Duchess of Cambridge, Prince William, Sophie, Duchess of Wessex, Prince Edward, Louise Windsor, Tim Lawrence, Princess Anne, Queen Elizabeth, Prince Harry, Prince Philip, Prince Andrew, Camilla, Duchess of Cornwall and Prince Charles. Dylan Martinez/Reuters
Britain's Queen Elizabeth leaves St. Mary's church after attending the annual Christmas service on the Royal Estate at Sandringham in Norfolk, eastern England December 25, 2012. Toby Melville/Reuters
Britain's Prince Philip (c.) talks to Prince Charles (l.), Prince William (2nd r.), and Prince Harry on the Spirit of Chartwell during the Diamond Jubilee River Pageant on the River Thames, in London, June 3, 2012. Reuters
Britain's Queen Elizabeth hosts a State Banquet for the Emir of Kuwait, Sheikh Sabah al-Ahmad al-Sabah at Windsor Castle, in Windsor, southern England November 27, 2012. Oli Scarff/Reuters
Britain's Prince Harry talks with athletes including British runner Jessica Ennis (3rd r.) during a visit to the accommodation for British athletes in the Athletes Village at Olympic Park in Stratford, east London, July 31, 2012. John Stillwell//Reuters
The Duke of Cambridge with his brother Prince Harry (r.) pointing at something as they attend the Diamond Jubilee concert in London, June 4, 2012. Dave Thompson/AP
Prince Charles, Prince of Wales and Camilla Parker Bowles, The Duchess of Cornwall, open a new play park Thursday, April 14, 2005, in Ballater, Aberdeenshire, Scotland. It was their first official public engagement since their marriage. Andrew Milligan/pa/AP
Prince William and Catherine, the Duchess of Cambridge, walk down the aisle at Westminster Abbey following their marriage in central London. Richard Pohle/AP
Princess Anne speaks to athletes during a welcoming ceremony for Team GB in the Olympic Village in London July 24, 2012. Neil Hall/Reuters
Britain's Prince Andrew abseils down The Shard, the tallest building in Europe, for charity in central London Monday, Sept. 3, 2012. The 52-year-old royal descended the Shard skyscraper in London, beginning his daredevil stunt from the 87th floor - just below the top of the 1,016ft tower - and finishing half an hour later on level 20. Prince Andrew trained with the Royal Marines in Arbroath, Scotland over the summer to prepare for the challenge. Max Nash/PA/AP
The Duchess of York Sarah Ferguson (c.) poses with her daughters Beatrice (l.) and Eugenie as they arrive for the world premiere of "Young Victoria" at Leicester Square in London March 3, 2009. Luke MacGregor/Reuters
Prince William is seen making a royal salute as he watches the scene of Trooping the Colour from the balcony of Buckingham Palace with his brother Harry and mother Princess Diana in London in this June 15, 1985. Roy Letkey/Reuters
Queen Elizabeth walks with her husband, Prince Philip, through the Royal Gallery after delivering her speech during the State Opening of Parliament in London in November 2009. Carl De Souza/Reuters/FILE
Queen Elizabeth II walks in a procession through The Royal Gallery, in the House of Lords in the Palace of Westminster, London to deliver the Queen's speech at the opening of Parliament on May, 25. The queen opened Parliament Tuesday with centuries-old tradition and pageantry, laying out the new coalition government's plans to reduce Britain's ballooning deficit and restore growth. Eddie Mulholland/AP