200 Years Of The Kingdom Of The Netherlands In Maastricht [Getty Images]

MAASTRICHT, NETHERLANDS - AUGUST 30: King Willem-Alexander of The Netherlands watches as Queen Maxima of The Netherlands signs the guest book in the city hall as they attend celebrations marking the 200th anniversary of the kingdom of The Netherlands on August 30, 2014 in Maastricht, The Netherlands. (Photo by Freek van den Bergh - Pool/Getty Images)

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