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
La Scala, Fortitude Valley is significant as an example of the domestic work of architect TR Hall. The place is important because of its aesthetic significance. La Scala is significant for the unusual scale and form of the building and retaining walls and the contribution these elements make to the Brunswick Street streetscape. Also significant is the aesthetic quality of decorative elements including plaster ceilings, timber batten detailing, leadlight panels and timber work. The place is important in demonstrating a high degree of creative or technical achievement at a particular period. La Scala is significant as it demonstrates innovative architectural ideas including the large