Spanish King Juan Carlos, left, greets Margarita Zavala Gomez, right, wife of Mexican President Felipe Calderon, center, after their arrival in the inauguration of the Expo 2008 international fair in the northern city of Zaragoza, Spain, on June 13, 2008.
King Juan Carlos, right, greets Mexican President Felipe Calderon as they meet at the inauguration of the Expo 2008 international fair in the northern city of Zaragoza, Spain. Calderon was on a state visit to Spain.
King Juan Carlos, second right, and Queen Sofia, right, welcome Mexican President Felipe Calderon, second left, and Mexican first lady Margarita Zavala, left, at the Pardo Palace in Madrid, Wednesday, June 11, 2008. Calderon's first visit to Spain was aimed at boosting economic and political ties.
From left: Mexican First Lady Margarita Zavala, Mexican President Felipe Calderon, Spanish King Juan Carlos and Queen Sofia watch a military parade at the Pardo Palace in Madrid, Wednesday, June 11, 2008.
Spain's Queen Sofia and Margarita Zavala Gomez, wife of Mexican President Felipe Calderon, pose near the 2nd and 3rd of May paintings, depicting the battle to defend Madrid, by Francisco de Goya, during a visit to the Prado Museum in Madrid, Thursday, June 11, 2008.
The Netherlands
Queen Beatrix of the Netherlands is escorted by Lithuanian and Dutch security guards as she walks in the old city in Vilnius, Lithuania, June 25, 2008.
Dutch Queen Beatrix reviews an honor guard during a welcome ceremony at the President Palace in Vilnius, Lithuania, Tuesday, June 24, 2008.
Dutch Queen Beatrix and Lithuanian President Valdas Adamkus leave the Presidential palace after a gala dinner in Vilnius, Lithuania, Tuesday, June 24, 2008.
Dutch Queen Beatrix, center, Lithuanian President Valdas Adamkus, right, and the president's wife, Alma Adamkiene, pose for photographers prior to the gala dinner in the Presidential Palace in Vilnius, Lithuania, June 24, 2008.
Dutch Queen Beatrix is photographed at the gala dinner in the Presidential Palace in Vilnius, Lithuania, June 24, 2008.
Dutch Queen Beatrix is seen as she makes a boat trip on the Galve lake in Trakai, Lithuania, during her visit on Wednesday, June 25, 2008.
Dutch Queen Beatrix speaks to a street musican in Vilnius, Lithuania, June 25, 2008.
Japan
Japanese Crown Prince Naruhito, center, is escorted by Junichi Ihara, rear, Japan consul-general in Los Angeles, and William Fujioka, chief executive officer of Los Angeles County, as he arrives at Los Angeles International Airport to begin a two-day visit to Los Angeles Wednesday, June 25, 2008. He was on his way back to Japan following a 12-day trip to Brazil.
Japanese Crown Prince Naruhito waves as he leaves the Japanese American National Museum in Los Angeles Thursday, June 26, 2008.
Japanese Crown Prince Naruhito arrives for a visit to the Japanese-American National Museum in Los Angeles Thursday, June 26, 2008.
Monaco
Prince Albert II of Monaco waves to well wishers at the start of the sixth stage of the Tour de France cycling race between Aigurande and the ski resort of Super-Besse, central France, Thursday, July 10, 2008. Next year's race will start in Monaco.
Prince Albert II of Monaco, right, and Tour de France director Christian Prudhomme are seen at the start of the sixth stage of the Tour de France cycling race between Aigurande and the ski resort of Super-Besse, central France, Thursday, July 10, 2008.
Britain
Britain's Queen Elizabeth greets the Commissioner for India, Shiv Shankar Mukherjee at Buckingham Palace, London, June 24 2008. Mukherjee presented his credentials to the queen.
Sir Michael Parkinson receives his knighthood from Britain's Queen Elizabeth II in a ceremony at Buckingham Palace in London.