Chile's President Michelle Bachelet, center, escorts Britain's Prince Charles and his wife, Camilla, Duchess of Cornwall, during a review of the honor guard at a welcoming ceremony at La Moneda presidential palace in Santiago, Monday, March 9, 2009. Prince Charles and the Duchess of Cornwall are on a four-day official visit to Chile.
Britain's Prince Charles, left, talks to his wife, Camilla, Duchess of Cornwall, after a welcoming ceremony at La Moneda presidential palace in Santiago, Monday, March 9, 2009.
Chile's President Michelle Bachelet, center, waves as Britain's Prince Charles, right, and Camilla, Duchess of Cornwall, look on during a welcoming ceremony at La Moneda presidential palace in Santiago, Monday, March 9, 2009.
Britain's Prince Charles, center front, walks along the gardens of the state government palace in Rio de Janeiro after meeting with businessmen Thursday, March 12, 2009. He said that unless nations succeed in curbing deforestation and greenhouse emissions, the planet will suffer irreversible environmental damage in less than a decade.
Britain's Prince Charles, center, accompanied by his wife, Camilla, Duchess of Cornwall, left, and Brazil's Environment minister, right, kisses the flag of a samba school for children at the botanical garden of Rio de Janeiro, Thursday, March 12, 2009. Charles and Camilla were on a four-day visit to Brazil.
Britain's Prince Charles, second left, and Camilla, Duchess of Cornwall, second right, listen to translators during a "Capoeira" presentation, an Afro-Brazilian ritual of movements from martial arts and dance in the Complexo de Mare slum in Rio de Janeiro, Thursday, March 12, 2009.
Britain's Prince Charles, left, talks with an unidentified Brazilian Air Force officer upon their arrival at an air base in Rio de Janeiro, Thursday, March 12, 2009. Back left is Prince's Charles' wife, Camilla, Duchess of Cornwall. Both are in Brazil on a four-day visit.
Britain's Prince Charles, left, and wife Camilla, Duchess of Cornwall, second left, pose for photographs with Brazil
Britain's Prince Charles, left, and his wife Camilla, Duchess of Cornwall, receive a gift from a resident in Quito, Sunday, March 15, 2009. Prince Charles and the Duchess of Cornwall are on a three-day official visit to Ecuador.
Norway
King Harald of Norway, second right, and Queen Sonja, left, receive the president of Mali, Amadou Toumani Tour
Belgium
Belgium's King Albert II, right, visits the Large Hadron Collider of the European Organization for Nuclear Research CERN (Centre Europeen de Recherche Nucleaire) in the French village of Cessy, near Geneva, Thursday, Feb. 19, 2009.
Belgium's King Albert II visits the Large Hadron Collider of the European Organization for Nuclear Research CERN (Centre Europeen de Recherche Nucleaire) in the French village of Cessy, near Geneva, Thursday, Feb. 19, 2009.
Belgium's King Albert II is all smiles as he visits the Large Hadron Collider of the European Organization for Nuclear Research CERN (Centre Europeen de Recherche Nucleaire) in the French village of Cessy, near Geneva, Thursday, Feb. 19, 2009.
Japan
Japanese Crown Prince Naruhito, holding a camera, smiles during his visit to the Tomb of Emperor Tu Duc in Hue, Vietnam, Thursday, Feb. 12, 2009. Tu Duc is the fourth emperor of the Nguyen Dynasty of Vietnam. Naruhito visited Vietnam to mark the 35th anniversary of diplomatic ties between the countries.
Japanese Crown Prince Naruhito takes pictures during his visit to the Tomb of Emperor Tu Duc in Hue, Vietnam, Thursday, Feb. 12, 2009. Tu Duc is the fourth emperor of the Nguyen Dynasty of Vietnam.
Spain
Spain's King Juan Carlos, center, is greeted by Libyans as he is accompanied by Libyan leader Moammar Gadhafi, right, upon the King's arrival in Tripoli, Libya.
Libyan leader Moammar Gadhafi, right, and Spain's King Juan Carlos, left, inspect an honor guard upon the King's arrival at Gadahfi's residence in Tripoli, Libya.
Spain's King Juan Carlos, left, shakes hands with the President of the African Union commission Jean Ping before their meeting in the Zarzuela Palace in Madrid, Thursday, March 12, 2009.
Japanese Emperor Akihito, second from left, and Empress Michiko, left, listen to Spain's King Juan Carlos, second from right, and Queen Sofia prior to a return dinner hosted by the king in Tokyo.