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WINSCHOTEN, NETHERLANDS - JUNE 13: Queen Maxima of The Netherlands presents a new rose during the Dutch Rose Association's National Symposium in the Rosarium on June 13, 2017 in Winschoten, Netherlands. (Photo by Patrick van Katwijk/Getty Images)

WINSCHOTEN, NETHERLANDS - JUNE 13: Queen Maxima of The Netherlands presents a new rose during the Dutch Rose Association's National Symposium in the Rosarium on June 13, 2017 in Winschoten, Netherlands.  (Photo by Patrick van Katwijk/Getty Images)

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WINSCHOTEN, NETHERLANDS - JUNE 13: Queen Maxima of The Netherlands presents a new rose during the Dutch Rose Association's National Symposium in the Rosarium on June 13, 2017 in Winschoten, Netherlands. (Photo by Patrick van Katwijk/Getty Images)

WINSCHOTEN, NETHERLANDS - JUNE 13: Queen Maxima of The Netherlands presents a new rose during the Dutch Rose Association's National Symposium in the Rosarium on June 13, 2017 in Winschoten, Netherlands.  (Photo by Patrick van Katwijk/Getty Images)

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NIEUW-BUINEN, NETHERLANDS - JUNE 13: Queen Maxima of The Netherlands attends a Burendag event, where she gave the start signal for the 12 edition of Neighbour's Day (Burendag) on June 13, 2017 in Nieuw-Buinen, Netherlands. During Neighbour's Day residents organize activities which bring the neighbourhood together. The day is organized by the Oranje Foundation of which Queen Maxima is a patron. (Photo by Patrick van Katwijk/Getty Images)

NIEUW-BUINEN, NETHERLANDS - JUNE 13: Queen Maxima of The Netherlands attends a Burendag event, where she gave the start signal for the 12 edition of Neighbour's Day (Burendag)  on June 13, 2017 in Nieuw-Buinen, Netherlands. During Neighbour's Day residents organize activities which bring the neighbourhood together. The day is organized by the Oranje Foundation of which Queen Maxima is a patron. (Photo by Patrick van Katwijk/Getty Images)

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NIEUW-BUINEN, NETHERLANDS - JUNE 13: Queen Maxima of The Netherlands attends a Burendag event, where she gave the start signal for the 12 edition of Neighbour's Day (Burendag) on June 13, 2017 in Nieuw-Buinen, Netherlands. During Neighbour's Day residents organize activities which bring the neighbourhood together. The day is organized by the Oranje Foundation of which Queen Maxima is a patron. (Photo by Patrick van Katwijk/Getty Images)

NIEUW-BUINEN, NETHERLANDS - JUNE 13: Queen Maxima of The Netherlands attends a Burendag event, where she gave the start signal for the 12 edition of Neighbour's Day (Burendag)  on June 13, 2017 in Nieuw-Buinen, Netherlands. During Neighbour's Day residents organize activities which bring the neighbourhood together. The day is organized by the Oranje Foundation of which Queen Maxima is a patron. (Photo by Patrick van Katwijk/Getty Images)

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NIEUW-BUINEN, NETHERLANDS - JUNE 13: Queen Maxima of The Netherlands attends a Burendag event, where she gave the start signal for the 12 edition of Neighbour's Day (Burendag) on June 13, 2017 in Nieuw-Buinen, Netherlands. During Neighbour's Day residents organize activities which bring the neighbourhood together. The day is organized by the Oranje Foundation of which Queen Maxima is a patron. (Photo by Patrick van Katwijk/Getty Images)

NIEUW-BUINEN, NETHERLANDS - JUNE 13: Queen Maxima of The Netherlands attends a Burendag event, where she gave the start signal for the 12 edition of Neighbour's Day (Burendag)  on June 13, 2017 in Nieuw-Buinen, Netherlands. During Neighbour's Day residents organize activities which bring the neighbourhood together. The day is organized by the Oranje Foundation of which Queen Maxima is a patron. (Photo by Patrick van Katwijk/Getty Images)