history witnessed the premieres of numerous operas, such as Nabucco by Giuseppe Verdi in 1842, La Gioconda by Amilcare Ponchielli, Madama Butterfly by Giacomo Puccini in 1904, Turandot by Puccini in 1926, and more recently Teneke, by Fabio Vacchi in 2007. Other major theatres in Milan include the Teatro degli Arcimboldi, Teatro Dal Verme, Teatro Lirico and formerly the Teatro Regio Ducale. The city is also the seat of a renowned symphony orchestra and musical conservatory, and has been, throughout history, a major centre for musical composition: numerous famous composers and musicians such as Gioseppe Caimo, Simon Boyleau, Hoste da Reggio, Verdi, Giulio Gatti-Casazza, Paolo Cherici and Alice Edun lived and worked in Milan. The city is also the birthplace of many modern ensembles and bands, including Camaleonti, Camerata Mediolanense, Gli Spioni, Dynamis Ensemble, Elio e le Storie Tese, Krisma, Premiata Forneria Marconi, Quartetto Cetra, Stormy Six and Le Vibrazioni. Fashion and design Milan is widely regarded as a global capital in industrial design, fashion and architecture. In the 1950s and 60s, as the main industrial centre of Italy and one of Europe's most dynamic cities, Milan became a world capital of design and architecture. There was such a revolutionary change that Milan's fashion exports accounted for 726 million in 1952, and by 1955 that number grew to 72.5 billion. Modern skyscrapers, such as the Pirelli Tower and the Torre Velasca were built, and artists such as Bruno Munari, Lucio Fontana, Enrico Castellani and Piero Manzoni gathered in the city. Today, Milan is still particularly well known for its high-quality furniture and interior design industry. The city is home to FieraMilano, Europe's largest permanent trade exhibition, and Salone Internazionale del Mobile, one of the most prestigious international furniture and design fairs. Milan is also regarded as one of the fashion capitals of the world, along with New York City, Paris, and London. Milan is synonymous with the Italian prêt-à-porter industry, as many of the most famous Italian fashion brands, such as Valentino, Gucci, Versace, Prada, Armani and Dolce & Gabbana, are headquartered in the city. Numerous international fashion labels also operate shops in Milan. Furthermore, the city hosts the Milan Fashion Week twice a year, one of the most important events in the international fashion system. Milan's main upscale fashion district, quadrilatero della moda, is home to the city's most prestigious shopping streets (Via Monte Napoleone, Via della Spiga, Via