He conducted Bizet's "Carmen" and Rossini's "Il barbiere di Siviglia" at the Metropolitan Opera in New York City, Donizetti's "L'elisir d'amore" at the Vienna State Opera, Verdi's "Simon Boccanegra" and "Un ballo in maschera", Puccini's "Madama Butterfly" and Rossini's "L'italiana in Algeri" at the Vienna State Opera, Donizetti's "Don Pasquale" and Poulenc's "Dialogues des Carmélites" at the Deutsche Oper Berlin, Gounod's "Faust" at the Paris Opera, Donizetti's "La fille du régiment" at La Scala in Milan, and "Hamlet" by Abroise Thomas at the San Francisco Opera.