Princess Beatrix attended the opening of the exhibition Chapeaux! in museum Palace Het Loo. The exhibition includes more than a hundred to see hats that she wears during her reign of 33 years.Prinses Beatrix is aanwezig bij de opening van de tentoonstelling Chapeaux! in museum Paleis Het Loo. In de tentoonstelling zijn ruim honderd hoeden te zien die zij heeft gedragen tijdens haar regeerperiode van 33 jaar. Princess Beatrix attended the opening of the exhibition Chapeaux! in museum Palace Het Loo. The exhibition includes more than a hundred to see hats that she wears during her reign of 33 years.