Opera houses, which can be found in almost all cultural cities of the world, are key architectural structures of the city. Typically, opera houses can support large crowds depending on the time of the building of the Opera house, they can support up to 3,000 seats. The theatres tend to be built without the need for Acoustic enhancements as Opera singers are trained to project their voices and the buildings are structured in a way that sound is carried.
Santiago Opera House, Build in 1857
Prague’s National Theater, Completed in 1881
Vienna Opera House, Completed in 1869.


Sydney Opera House, Completed in 1973