 Raimondi's career soon extended to the major opera houses in Italy, such as La Fenice in Venice, the Teatro Regio in Turin, Teatro Comunale in Florence and abroad, beginning with the Glyndebourne Festival (Don Giovanni in 1969).His La Scala debut was as Timur in "Turandot" in 1968, his Metropolitan Opera debut was as Silva in "Ernani" in 1970, and his Covent Garden debut was as Fiesco in "Simon Boccanegra" in 1972.In 1975, he made his Paris Opera debut as Procida, followed by the title role in "Boris Godunov", and his Salzburg Festival debut in 1980 as the King in "Aida".