Opera house electronic libretto systems have begun to be used in some opera houses, including New York's Metropolitan Opera, Milan's La Scala, and the Crosby Theatre of The Santa Fe Opera, which provide two lines of text on individual screens attached to the backs of the seats so as to not interfere with the visual aspects of the performance. A subtle type of sound reinforcement called acoustic enhancement is used in some opera houses. Acoustic enhancement systems help give a more even sound in the hall and prevent "dead spots" in the audience seating area by "...augment[ing] a hall's intrinsic acoustic characteristics."
Central City Opera House Central City Opera House Association owns 30 Victorian houses in town that are used during the summer to board singers who perform at the opera house. Up until 2000 all of the operas were performed in English. Central City Opera now performs all of its operas in their original languages. The opera house continues to offer several operatic productions each summer and screenings of silent and classic films. Central City Opera House The Central City Opera House is located in the Central City/Black Hawk Historic District in Central City, Colorado, United States. It was constructed in 1878. It has offered