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ATHENS, GREECE - MAY 14, 1962: The Queen Consort of Denmark, Ingrid of Sweden, accompanied by her mother Margaret of Connaught, during the celebration in the church of St. Dionysius Areopagite of Athens, of the wedding between the Prince of Spain, Don Juan Carlos de Borbon and the Princess of Greece, Sophia of Greece. (Photo By Europa Press via Getty Images)

ATHENS, GREECE - MAY 14, 1962: The Queen Consort of Denmark, Ingrid of Sweden, accompanied by her mother Margaret of Connaught, during the celebration in the church of St. Dionysius Areopagite of Athens, of the wedding between the Prince of Spain, Don Juan Carlos de Borbon and the Princess of Greece, Sophia of Greece. (Photo By Europa Press via Getty Images)