MAINZ, GERMANY - OCTOBER 10: King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands arrive to meet Governor of Rhineland-Palatinate Malu Dreyer on October 10, 2018 in Mainz, Germany. King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands are on a three-day-visit to Germany. (Photo by Andreas Rentz/Getty Images)
