sentences:  Naldi has sung over 300 performances at the Metropolitan Opera since his debut there in 1983, including Ismaele in "Nabucco", Tschekalinsky in "The Queen of Spades", and Vitek in the Met premiere of Leoš Janáček's "The Makropulos Case".In his 15th consecutive season at the Met ('07-'08), he sang in productions of "Macbeth", "War and Peace", "Otello", and "The Gambler", as well as a production of "Les Troyens" with James Levine and the Boston Symphony Orchestra.Naldi has also appeared with the festivals of Spoleto (Italy), Waterloo, and Caramoor, and toured China, Egypt, the Arab Emirates, Pakistan, and Sri Lanka with the Ambassadors of Opera.