High Quality Content by WIKIPEDIA articles! The Palais Garnier, also known as the Opéra de Paris or Opéra Garnier, but more commonly as the Paris Opéra, is a 2,200-seat opera house on the Place de l'Opéra in Paris, France. A grand landmark designed by Charles Garnier in the Neo-Baroque style, it is regarded as one of the architectural masterpieces of its time. The building is located in the 9th arrondissement of Paris and is served by the metro station Opéra.