The Metropolitan Opera Association of New York City, founded in April

The Palais Garnier, also known as the Opéra de Paris or Opéra G

The Royal Opera House is an opera house and major performing arts

The Sydney Opera House is a multi-venue performing arts centre on

The Koninklijke Muntschouwburg (de Munt) (Dutch), or le Théâtre R

The Halle Opera House (German: Opernhaus Halle) is an opera house in