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Opera, OPERA experiment, List of opera genres, Ópera (Madrid Metro), Opera Australia, Henan opera, Grand opera, Russian opera, Yue opera, Vlaamse Opera, Metropolitan Opera, Peking opera, Outline of opera, Opera (web browser), History of the Opera web browser, Malmö Opera, Opera in German, Opera in Azerbaijan, French opera, Ballad opera, Italian opera, Sichuan opera, Opera Mini, Opera (company), Opera News, Comic opera, Paris Opera, Opéra comique, Royal Swedish Opera, Opera seria, Opera in Ukraine, Opera Cleveland, Lyric Opera of Chicago, Opéra-ballet, Teochew opera, My Opera, The Beggar's Opera, Washington National Opera, Opéra Bastille, Detroit Opera, Opera Mobile, Opera buffa, Opera Philadelphia, Opéra bouffe, Opéra d'Avignon, Taiwanese opera, Israeli Opera, Wuxi opera, Chinese opera, Space opera, List of major opera composers, State Opera (Prague), Opera (disambiguation), Silesian Opera, Royal Opera House, Rock opera, The Royal Opera, San Francisco Opera, Opera in English, Huangmei opera, Opera house, Cairo Opera House, Opéra National de Lyon, National Opera of Ukraine, Dutch National Opera, Chicago Civic Opera, Baltic State Opera, Liyuan opera, List of opera festivals, Sydney Opera House, Opera Carolina, Florentine Opera, Gaojia opera, Baltimore Opera Company, Han opera, Turkish State Opera and Ballet, New Zealand Opera, Greek National Opera, The Little Prince (opera), Opéra de Marseille, Cologne Opera, National Opera House, Funen Opera, Suzhou opera, Savoy opera, Vienna State Opera, Wellington City Opera, Irish National Opera, Opera Atelier, Opéra de Lyon, Santa Fe Opera, Wu opera, China National Opera, Hanoi Opera House, English National Opera, Charlottesville Opera, Romanian National Opera, Timișoara, English Opera, Opéra-National, Nickel City Opera, Private Opera, Revolutionary opera, Soap opera, Pacific Opera, Cantonese opera, Koroghlu (opera), Opera management, List of opera houses and opera companies in Chicago, Hungarian State Opera House, Akhnaten (opera), Wrocław Opera, Yerevan Opera Theatre, Toulon Opera, Birutė (opera), NBC Opera Theatre, National Opera and Ballet of Bulgaria, Opera in New Orleans, Gothenburg opera house, Opéra-Comique, Den Jyske Opera, Korean revolutionary opera, Opera America, L'Egisto (opera), Polish opera, Lithuanian Opera Company of Chicago, Opera Delaware, Opera Saratoga, The Complete Opera Book, Romanian National Opera, Iași, Opéra national de Lorraine, International Opera Awards, Romanian National Opera, Bucharest, Horse opera, Weiße Rose (opera), List of Russian opera singers, Opera Queensland, Opera Soft, History of opera, The Threepenny Opera, Western opera in Chinese, List of opera houses, Florida Grand Opera, Origins of opera, Los Angeles Opera, The Opera Quarterly, Bavarian State Opera, Birmingham Opera Company, Opera Australia Orchestra, Jerry Springer: The Opera, A Night at the Opera, Opéra national de Montpellier