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."
Rochester Opera House building for entertainment in Rochester, the Rochester Opera House is a hub for political activity in the city. The opera house has hosted speeches by numerous politicians and famous individuals including Barack Obama, John McCain, and Bill and Hillary Clinton. After celebrating its 100th anniversary in 2008, the Rochester Opera House is still in operation today. Restored to look like it did over ninety years ago, the opera house offers the visitor a unique viewing experience. Rochester Opera House The Rochester Opera House is an 800+ seat theater in the city hall of Rochester, a city in Strafford County, New