Belgium, Circa 1960's, A portrait of King Baudouin of Belgium [Getty Images]

Belgium, Circa 1960's, A portrait of King Baudouin of Belgium (Photo by Paul Popper/Popperfoto via Getty Images/Getty Images) — see more

Belgium, Circa 1960's, A portrait of King Baudouin of Belgium (Photo by Paul Popper/Popperfoto via Getty Images/Getty Images)

Popperfoto Paul Popper/Popperfoto