Charlotte Casiraghi attends opening gala of the Opéra Garnier Jumat, 22 September 2017 Celebrity, Fashion, Food, Gossip, Lifestyle, News, Style, Travel, World On September 21, 2017, Charlotte Casiraghi attended the opening gala of the new season of Opéra Garnier at Palais Garnier in Paris, France. Charlotte Casiraghi wore a lace dress from Giambattista Valli Haute Couture Fall/Winter 2017-2018 Collection. Tweet Subscribe to receive free email updates: