Crown Prince Felipe of Spain and his wife, Princess Letizia, congratulate Wimbledon winner Rafael Nadal of Spain, when Nadal climbed on the roof of a commentary box, following his defeat of Roger Federer in the Men's Singles final on the Centre Court at Wimbledon, Sunday, July 6, 2008.
Spain's Prince Felipe and Princess Letizia sit in the Royal Box before the start of the Men's Singles final between Switzerland's Roger Federer and Spain's Rafael Nadal, on the Centre Court at Wimbledon, Sunday, July 6, 2008.
Spanish national soccer team coach Luis Aragones, left, shows the trophy to Spain's King Juan Carlos at the Zarzuela Palace on the outskirts of Madrid, Tuesday, July 1, 2008, after Spain won the Euro 2008 Championships final against Germany.
Spain's Prince Felipe, center, and Princess Letizia, left, speak with the Spanish national football team coach Luis Aragones, at the Zarzuela Palace on the outskirts of Madrid, Tuesday, July 1, 2008, after Spain won the Euro 2008 soccer championships final against Germany.
Spain's Prince Felipe looks at the trophy next to the Spanish National Football team coach Luis Aragones during a visit by the team to the Zarzuela Palace on the outskirts of Madrid, Tuesday, July 1, 2008. The visit celebrated Spain's victory over Germany in the Euro 2008 European Football Championships.
Abu Dhabi
President Bush, left, walks with the Crown Prince of Abu Dhabi, Sheik Mohammed bin Zayed Al Nahyan during an arrival ceremony at Camp David, Thursday, June 26, 2008.
President Bush, right, rides in his golf cart with the Crown Prince of Abu Dhabi, Sheik Mohammed bin Zayed Al Nahyan, left, during a meeting at Camp David, Thursday, June 26, 2008.
Japan
Crown Prince Naruhito speaks about his planned June 16-27 visit to Brazil at a news conference at his residence in Tokyo on June 11, 2008. The crown prince said he was expecting to meet Japanese immigrants to Brazil and their families.
Japanese Crown Prince Naruhito bids farewell to his daughter, Princess Aiko, center, and his wife, Crown Princess Masako, at the Togu Palace in Tokyo Monday, June 16, 2008. The crown prince was leaving on a trip to Brazil marking the 100th anniversary of Japanese emigration to the South American country.
Japanese Crown Prince Naruhito receives military honors as he arrives at the presidential palace in Brasilia, Wednesday, June 18, 2008.
Japan's Crown Prince Naruhito poses for a photo during his visit to Sugar Loaf Mountain in Rio de Janeiro, Tuesday, June 24, 2008. Naruhito is in Brazil for an 11-day visit to take part in celebrations marking the 100th anniversary of Japanese immigration to Brazil.
Japanese Crown Prince Naruhito, left, stands with Brazil's President Luiz Inacio Lula da Silva, who waves to students after a meeting at the presidential palace in Brasilia, Wednesday, June 18, 2008.
Japanese Crown Prince Naruhito speaks during a ceremony at the presidential palace in Brasilia, Wednesday, June 18, 2008.
Japan's Crown Prince Naruhito, left, and Rio de Janeiro's governor Sergio Cabral wave to photographers before a concert at the Municipal Theater in Rio de Janeiro, Monday, June 23, 2008.
Brazilian Navy officers salute Japanese Crown Prince Naruhito, back left, during a ceremony in honor of Japanese immigrants in Sao Paulo, Saturday, June 21, 2008.
Scandanavia
Norway's Crown Prince Haakon, right, Sweden's Crown Princess Victoria, and Denmark's Crown Prince Fredrik, enter an icebreaker ship in Longyearbyen, Svalbard, at midnight Saturday, June 21, 2008. The Scandinavia royal heirs were taking part in the "Arctic Summer Cloud Ocean Summit" and the icebreaker was their home for four days.
The Netherlands
Dutch Queen Beatrix, left, and Evelin, wife of Estonian President Toomas Hendrik Ilves, right, listen to an unidentified guide, during the queen's tour in old Tallinn, Estonia.
Dutch Queen Beatrix, left, and Evelin, wife of Estonian President Toomas Hendrik Ilves, right, listen to an unidentified guide, during the queen's tour in old Tallinn, Estonia.
Britain
Britain's Queen Elizabeth II and the Duke of Edinburgh pass troops outside Buckingham Palace, London, at the conclusion of the annual Trooping of the Colour on June 14, 2008. The Queen celebrates her official birthday in June with the Trooping the Colour parade featuring more than 1,100 soldiers.
Britain's Prince William, left, moves past Britain's Queen Elizabeth II, as she waves at the crowds in front of Buckingham Palace, with Prince Philip, second right, and Prince Charles at right, following the annual Trooping the Color in London. Prince Harry is seen background center with Camilla, Duchess of Cornwall, behind Prince Charles.