COPENHAGEN, DENMARK - JANUARY 25: President Guoni Thoilacius Johannesson and his wife Eliza Jean Reid and Crown Prince Frederik and Crown Princess Mary visit the Copenhagen University for a round table discussion on day two of the Icelandic state visit on day two of the Icelandic state visit on January 25, 2017 in Copenhagen, Denmark. (Photo by Patrick van Katwijk/Getty Images)
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COPENHAGEN, DENMARK - JANUARY 25: Crown Prince Frederik and Crown Princess Mary visit the Copenhagen University for a round table discussion with the Iceland President on day two of the Icelandic state visit on day two of the Icelandic state visit on January 25, 2017 in Copenhagen, Denmark. (Photo by Patrick van Katwijk/Getty Images)
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COPENHAGEN, DENMARK - JANUARY 25: Crown Princess Mary attends a cooking workshop at a hospitality school on day two of the Icelandic state visit on day two of the Icelandic state visit on January 25, 2017 in Copenhagen, Denmark. (Photo by Patrick van Katwijk/Getty Images)
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Getty Images Entertainment Patrick van Katwijk

COPENHAGEN, DENMARK - JANUARY 25: President Guoni Thoilacius Johannesson and his wife Eliza Jean Reid and Crown Prince Frederik and Crown Princess Mary attend a cooking workshop at a hospitality school on day two of the Icelandic state visit on day two of the Icelandic state visit on January 25, 2017 in Copenhagen, Denmark. (Photo by Patrick van Katwijk/Getty Images)
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Getty Images Entertainment Patrick van Katwijk

COPENHAGEN, DENMARK - JANUARY 25:Crown Princess Mary attends a cooking workshop at a hospitality school on day two of the Icelandic state visit on day two of the Icelandic state visit on January 25, 2017 in Copenhagen, Denmark. (Photo by Patrick van Katwijk/Getty Images)
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Getty Images Entertainment Patrick van Katwijk