Italian opera it reached the republic of Venice. It was here that the first public opera house, the Teatro di San Cassiano, was opened in 1637 by Benedetto Ferrari and Francesco Manelli. Its success moved opera away from aristocratic patronage and into the commercial world. In Venice, musical drama was no longer aimed at an elite of aristocrats and intellectuals and acquired the character of entertainment. Soon many other opera houses had sprung up in the city, performing works for a paying public during the Carnival season. The opera houses employed a very small orchestra to save money. A large part of
Opera house as they sing. This occurs in the Met's productions of operas such as "Aida" and "Tales of Hoffman". London's Royal Opera House, which was remodeled in the late 1990s, retained the original 1858 auditorium at its core, but added completely new backstage and wing spaces as well as an additional performance space and public areas. Much the same happened in the remodeling of Milan's La Scala opera house between 2002 and 2004. Although stage, lighting and other production aspects of opera houses often make use of the latest technology, traditional opera houses have not used sound reinforcement systems with microphones