Photo: Royals on their way to King's Day in Groningen

King Willem-Alexander, March 2018
King Willem-Alexander, March 2018. Photo: RVD - Erwin Olaf

King Willem-Alexander, Queen Maxima, and princesses Amalia, Alexia and Ariane are on their way to celebrate King's Day in Groningen.

"On our way to a sunny King's Day in Groningen. We are looking forward to it", the King said with a photo released on Twitter.

King Willem-Alexander turns 51 years old today. 

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