MENORCA, SPAIN - AUGUST 13: King Felipe VI of Spain and Queen Letizia of Spain are seen arrive at the Naveta des Tudons, oldest building in Europe, asset of cultural interest and an example of the Talayotic culture of Menorca, candidate to be designated as a UNESCO World Heritage Site, on August 13, 2020 in Menorca, Spain. (Photo by Carlos Alvarez/Getty Images)
MENORCA, SPAIN - AUGUST 13: King Felipe VI of Spain and Queen Letizia of Spain are seen arrive at the Naveta des Tudons, oldest building in Europe, asset of cultural interest and an example of the Talayotic culture of Menorca, candidate to be designated as a UNESCO World Heritage Site, on August 13, 2020 in Menorca, Spain.  (Photo by Carlos R. Alvarez/WireImage)
MENORCA, SPAIN - AUGUST 13: King Felipe VI of Spain and Queen Letizia of Spain visit the Naveta des Tudons, oldest building in Europe, asset of cultural interest and an example of the Talayotic culture of Menorca, candidate to be designated as a UNESCO World Heritage Site, on August 13, 2020 in Menorca, Spain. (Photo by Carlos Alvarez/Getty Images)
MENORCA, SPAIN - AUGUST 13: King Felipe VI of Spain and Queen Letizia of Spain are seen arrive at the Naveta des Tudons, oldest building in Europe, asset of cultural interest and an example of the Talayotic culture of Menorca, candidate to be designated as a UNESCO World Heritage Site, on August 13, 2020 in Menorca, Spain.  (Photo by Carlos R. Alvarez/WireImage)
MENORCA, SPAIN - AUGUST 13: King Felipe VI of Spain and Queen Letizia of Spain are seen arrive at the Naveta des Tudons, oldest building in Europe, asset of cultural interest and an example of the Talayotic culture of Menorca, candidate to be designated as a UNESCO World Heritage Site, on August 13, 2020 in Menorca, Spain.  (Photo by Carlos R. Alvarez/WireImage)