BERLIN, GERMANY - JULY 07: King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands visit the TU Berlin on July 7, 2021 in Berlin, Germany. Their Royal Highnesses are paying their first official visit since the global health crisis began over a year ago, with a state visit to Germany from July 5-7. (Photo by Patrick van Katwijk/Getty Images)
BERLIN, GERMANY - JULY 07: King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands visit the TU Berlin on July 7, 2021 in Berlin, Germany. Their Royal Highnesses are paying their first official visit since the global health crisis began over a year ago, with a state visit to Germany from July 5-7. (Photo by Patrick van Katwijk/Getty Images)
BERLIN, GERMANY - JULY 07: King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands visit the TU Berlin on July 7, 2021 in Berlin, Germany. Their Royal Highnesses are paying their first official visit since the global health crisis began over a year ago, with a state visit to Germany from July 5-7. (Photo by Patrick van Katwijk/Getty Images)
BERLIN, GERMANY - JULY 07: King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands visit the TU Berlin on July 7, 2021 in Berlin, Germany. Their Royal Highnesses are paying their first official visit since the global health crisis began over a year ago, with a state visit to Germany from July 5-7. (Photo by Patrick van Katwijk/Getty Images)
BERLIN, GERMANY - JULY 07: King Willem-Alexander of The Netherlands and Queen Maxima of The Netherlands visit the TU Berlin on July 7, 2021 in Berlin, Germany. Their Royal Highnesses are paying their first official visit since the global health crisis began over a year ago, with a state visit to Germany from July 5-7. (Photo by Patrick van Katwijk/Getty Images)