Queen Mathilde of Belgium, Princess Eleonore and General Director of De Munt-La Monnaie Peter De Caluwe pictured during a royal visit to the opera 'Cassandra', at De Munt - La Monnaie Opera House in Brussels, Thursday 21 September 2023. The opera is a work by the Belgian composer Foccroulle and brings the climate issue to the opera hall. BELGA PHOTO ERIC LALMAND (Photo by ERIC LALMAND / BELGA MAG / Belga via AFP) (Photo by ERIC LALMAND/BELGA MAG/AFP via Getty Images)
