STROMNESS, SCOTLAND - MAY 25: Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge speak to school children as they visit the European Marine Energy Centre on day five of their week long visit to Scotland on May 25, 2021 in Stromness, Scotland. (Photo by Chris Jackson/Getty Images)
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STROMNESS, SCOTLAND - MAY 25: Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge speak to school children as they visit the European Marine Energy Centre on day five of their week long visit to Scotland on May 25, 2021 in Stromness, Scotland. (Photo by Chris Jackson/Getty Images)
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STROMNESS, SCOTLAND - MAY 25: Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge speak to school children as they visit the European Marine Energy Centre on day five of their week long visit to Scotland on May 25, 2021 in Stromness, Scotland. (Photo by Chris Jackson/Getty Images)
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KIRKWALL, SCOTLAND - MAY 25: Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge meet local nursery school children at Kirkwall Marina after a visit to the European Marine Energy Centre on May 25, 2021 in Kirkwall, Orkney, Scotland. (Photo by Jane Barlow - WPA Pool/Getty Images)
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STROMNESS, SCOTLAND - MAY 25: Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge wave goodbye to school children as they visit the European Marine Energy Centre on day five of their week long visit to Scotland on May 25, 2021 in Stromness, Scotland. (Photo by Chris Jackson/Getty Images)
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