Princess Desiree of Sweden with her fiance, Baron Nils August Silfverschiold at the Koberg Castle where the couple will live once they are married, Sweden, 31st December 1963. (Photo by Keystone/Hulton Archive/Getty Images)
Princess Desiree of Sweden with her fiance, Baron Nils August Silfverschiold at the Koberg Castle where the couple will live once they are married, Sweden, 31st December 1963. (Photo by Keystone/Hulton Archive/Getty Images)