Princess Mathilde and Prince Philippe of the Belgian Royal Family arrive at the Brussels Royal Palace to attend a Christmas Concert, on Dec. 20, 2007, in Brussels. 'Tis the season when royalty steps up its formal entertaining.
Princess Mathilde of Belgium attends the Belgium World Diamond Center Gala in Antwerp, Belgium.
Princess Mathilde of Belgium chats with musician Bob Geldof at the Belgium World Diamond Center Gala in Antwerp, Belgium.
Monaco
Prince Albert II of Monaco and his sister Princess Stephanie of Monaco arrive to attend a Gala Evening at the Salle Garnier as part of Monaco's National Day celebrations on Nov. 19, 2007, in Monte Carlo.
2007 Formula One World Champion Kimi Raikkonen of Finland, left, holding his FIA Formula One World Championship trophy, and French driver Sebastien Loeb, right, holding his FIA World Rally Championship trophy, pose with Prince Albert II of Monaco, during the 2007 FIA Awards Gala in Monaco, Friday Dec. 7, 2007.
Canadian singer Celine Dion, right, holds her Legend award, which was presented by Prince Albert of Monaco, left, during the 2007 World Music Awards at the Monte Carlo Sporting Club in Monaco, Sunday, Nov. 4, 2007.
Prince Albert of Monaco, center, Lutz Bethge, left, managing director of Montblanc International, and French actress Eva Green pose together during a gala in Monte Carlo to celebrate the world premiere of a new fountain pen Nov. 14, 2007, in Monaco. The pen was made to honor the prince's late father, Prince Rainier III.
Japan
Japanese Emperor Akihito, center, and Empress Michiko, followed by their sons Crown Prince Naruhito, left, and Prince Akishino, walk down a hill to greet guests at the autumn garden party in Tokyo.
Britain
Prince Philip, Duke of Edinburgh, Prince Charles, Prince of Wales, Queen Elizabeth II and Camilla, Duchess of Cornwall arrive at the Serena Hotel for The Queen's Banquet for Commonwealth Heads of Government on Nov.23, 2007, in Kampala, Uganda.
Camilla, Duchess of Cornwall, arrives for a banquet hosted by Ugandan President Museveni at State House on Nov. 24, 2007, in Entebbe, Uganda. The Duchess and Prince Charles, Prince of Wales, are in Uganda during the Commonwealth Heads of Government Meeting.
Camilla, Duchess of Cornwall, and Prince Charles, Prince of Wales, pose for a photograph as they arrive for a presidential dinner with President Abdulla Gull of Turkey at his official residence during a tour of Turkey on Nov. 26, 2007, in Ankara.
Jordan
Queen Rania of Jordan poses at the annual Bambi Awards 2007 on Nov. 29, 2007, in Duesseldorf, Germany.
Denmark
Denmark's Queen Margrethe II and her husband, Prince Henrik, poses alongside one of the three Danish silver lions while attending the inauguration of an exhibition Nov. 19, 2007, at the Chateau de Versailles. Seventy items from the Court of the Danish Royals is part of the exhibition.
Spain
Prince Felipe of Spain, left, talks to Chile's President Michelle Bachelet during a dinner in Buenos Aires, Sunday, Dec. 9, 2007. Bachelet and the prince were there for the inauguration of Argentina's new president Cristina Fernandez.
Slovakia's President Ivan Gasparovic gives a speech at a gala dinner at the Royal Palace in Madrid, Spain. Crown Princess Letizia of Spain is at left and Spain's Queen Sofia is at right.
Princess Elena of Spain attends the 5th Terrorism Victims Tribute Concert at Monumental Theatre in Madrid, Spain.
The king and queen of Spain pose with Slovakia's President Ivan Gasparovic and his wife at a gala dinner at the Royal Palace in Madrid. From left are Prince Felipe, Queen Sofia, Mrs. Gasparovic, Gasparovic, King Juan Carlos and Princess Letizia.
Spain's King Juan Carlos, right, and Slovakia's President Ivan Gasparovic chat before gala dinner at the Royal Palace in Madrid.
Sweden
Sweden's Queen Silvia and King Carl XVI Gustaf attend the state banquet at Vienna's Hofburg palace, on Tuesday, Nov. 20, 2007. The Swedish royal couple arrived in Vienna for a three-day state visit.
Swedish King Carl XVI Gustaf and Queen Silvia are pictured at the Royal Palace in Stockholm, Dec. 11, 2007, prior to a gala dinner with the 2007 Nobel Prize winners.