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 on 25 May 1874 and he announced in 1886 that La Scala would host the premiere of what was to become his penultimate opera, "Otello". The premiere of his last opera, "Falstaff" was also given in the theatre. In 1982, the Filarmonica della Scala was established, drawing its members from the larger pool of musicians that comprise the Orchestra della Scala. The theatre underwent a major renovation from early 2002 to late 2004. The theatre closed following the traditional 7 December 2001 season opening performances of "Otello", which ran through December. From 19 January 2002 to November 2004, the opera