SINTRA, PORTUGAL - OCTOBER 12: King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands visit visit Palacio da Vila on October 12, 2017 in Sintra, Portugal. (Photo by Patrick van Katwijk/Getty Images)
SINTRA, PORTUGAL - OCTOBER 12: King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands visit visit Palacio da Vila on October 12, 2017 in Sintra, Portugal. (Photo by Patrick van Katwijk/Getty Images)