MADRID, SPAIN - APRIL 03: King Juan Carlos and Queen Sofia open the exhibition 'Visiones Del Mundo Hispanico. Tesoros de la Hispanic Society Museum & Library' at El Prado Museum on April 3, 2017 in Madrid, Spain. (Photo by Carlos R. Alvarez/WireImage)
MADRID, SPAIN - APRIL 03: King Juan Carlos and Queen Sofia open the exhibition 'Visiones Del Mundo Hispanico. Tesoros de la Hispanic Society Museum & Library' at El Prado Museum on April 3, 2017 in Madrid, Spain. (Photo by Carlos Alvarez/Getty Images)
MADRID, SPAIN - APRIL 03: King Juan Carlos (4L) and Queen Sofia (C) open the exhibition 'Visiones Del Mundo Hispanico. Tesoros de la Hispanic Society Museum & Library' at El Prado Museum on April 3, 2017 in Madrid, Spain. (Photo by Carlos Alvarez/Getty Images)
MADRID, SPAIN - APRIL 03: King Juan Carlos (R) and Queen Sofia inaugurate the exhibition 'Visiones Del Mundo Hispanico. Tesoros de la Hispanic Society Museum & Library' at El Prado Museum on April 3, 2017 in Madrid, Spain. (Photo by Europa Press/Europa Press via Getty Images)
MADRID, SPAIN - APRIL 03: King Juan Carlos and Queen Sofia open the exhibition 'Visiones Del Mundo Hispanico. Tesoros de la Hispanic Society Museum & Library' at El Prado Museum on April 3, 2017 in Madrid, Spain. (Photo by Carlos Alvarez/Getty Images)
