The opera debut of 1900 was Giacomo Puccini's 'Tosca', which premiered on January 14th at the Teatro Costanzi in Rome. It is a melodramatic work that follows the story of a singer, Floria Tosca, and her lover, Mario Cavaradossi, as they are pursued by the villainous police chief Baron Scarpia. The opera has become one of the most popular works in the repertoire, with its passionate arias and dramatic plot.