DENMARK - JUNE 10: On June 10, 1967, Denmark's royal family as well as royal figures of other countries gather at the castle of Fredensborg to celebrate the wedding of Princess MARGRETHE and Prince HENRIK. From left to right: King GUSTAVE VI ADOLF of Sweden, his daughter Queen INGRID and King FREDERIK IX of Denmark, their daughter Princess MARGRETHE and her husband Prince HENRIK and the parents of the Prince, the Countess and Count DE LABORDE DE MONTPEZAT. In the second row, between King FREDERIK IX and Princess MARGRETHE, Princess BEATRIX of Holland and her husband Prince CLAUS. (Photo by Keystone-France/Gamma-Keystone via Getty Images)