Spain's former monarch, King Juan Carlos (center), throws back Spanish matador Enrique Ponce's hat during a bullfight in Seville, Spain on April 9, 2016.
Spain's former monarch, King Juan Carlos (center), attends Guatemalan president Jimmy Morales' inauguration ceremony in Guatemala City on January 14, 2016.
Spain's King Felipe VI and his father, King Juan Carlos, received COTEC Foundation members at the Zarzuela Palace in Madrid on June 22, 2015.
King Juan Carlos of Spain presided over the closing of a business forum, Cumbre de Internacionalización (Internationalization Summit), on June 11, 2015 in Madrid. During his remarks, Juan Carlos said "Small and medium-sized businesses, which make up the fabric of our economy, are without doubt the best allies in internationalization."
Spain's King Felipe (left); his wife, Queen Letizia; their daughters, Princess Sofia (left) and Princess Leonor (right); and Felipe's parents, King Juan Carlos and Queen Sofia, after the First Communion of Princess Leonor at Nuestra Señora de la Asunción church in Meco, Spain on May 20, 2015.
King Juan Carlos of Spain attends the traditional spring bullfighting performance in Brihuega on April 11, 2015 in Guadalajara, Spain. (Photos by Europa Press/Europa Press via Getty Images)