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