Tickets for Anna Netrebko in Romeo and Juliet, La Traviata, Manon and I Capuleti e I Montecchi. Anna Netrebko is a Soprano singer at the Metropolitan Opera in New York, the Vienna State Opera and La Scala in Milan. Since 1998 she appears as a guest at the Salzburg Festival, where she celebrated her international breakthrough as Donna Anna in Mozart's Don Giovanni in 2002. She is the pop star of the international opera scene. Nevertheless, she makes no crossover compromises and sings exclusively classical music.