Tosca is an opera in three acts by Giacomo Puccini to an Italian libretto by Luigi Illica and Giuseppe Giacosa. It premiered at the Teatro Costanzi in Rome on 14 January 1900.

Tosca ’s popularity is further secured by a superb and exhilarating dramatic sweep, a driving score of abundant melody and theatrical shrewdness, and a career-defining title role.

A guide to Giacomo Puccini's incredible opera Tosca. Including Synopsis, Music & Arias, Fun Facts, Running Time and much more!

Tosca, opera in three acts by Italian composer Giacomo Puccini (Italian libretto by Luigi Illica and Giuseppe Giacosa) that premiered at the Costanzi Theatre in Rome on January 14, 1900.

“Tosca” is an opera in three acts by Giacomo Puccini, first performed in 1900. It is one of the most famous operas in the opera repertoire and is distinguished by its intense drama and beautiful melodies.

The first opera of the 20th century, Tosca boldly takes us into a world we have come to know well: a world of violence in which the God of the New Testament does not save any of its protagonists.