Opera houses—temples to the art of Mozart, Verdi, Tchaikovsky, and more—have been created by some of the most talented architects and designers of their generations, inspiring centuries of veneration from audiences, filled with royalty and commoners alike.

Whether you love opera or have never seen a single one performed, it’s impossible to deny that opera houses are some of the most culturally significant and gorgeous buildings in the world. Along with art museums and libraries, opera houses showcase the wealth and prestige of the cities in which they’re built. Many of them can be toured without buying a ticket to a performance, though seeing a show at one of these lavish theatres is sure to be an unforgettable experience.

With their skillfully crafted design and architecture, these famous opera houses are among the most stunning structures you can visit.

1. Mariinsky Theater in St. Petersburg, Russia

2. Palais Garnier in Paris, France

3. Vienna State Opera in Wien, Austria

4. Estates Theatre in Prague, Czech Republic

5. Palau de la Musica Catalana in Barcelona, Spain

6. La Fenice Theatre in Venice, Italy

7. Margravial Opera House in Bayreuth, Germany

8. Harbin Opera House in Harbin, China

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9. Metropolitan Opera House in New York City, New York

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10. Oslo Opera House in Oslo, Norway

11. Drottningholms Slottsteater in Stockholm, Sweden