The Rhinemaidens. Photo: Ken Howard/Metropolitan Opera

A scene from Offenbach's "Les Contes d’Hoffmann" with Anna Christy as Olympia. Photo: Marty Sohl/Metropolitan Opera

René Pape as Boris Godunov. Photo: Ken Howard/Metropolitan Opera 

Francesco Meli as The Duke and Nino Surguladze as Maddalena in Verdi's "Rigoletto." Photo: Ken Howard/Metropolitan Opera

Fabio Capitanucci as Marcello and Takesha Meshé Kizart as Musetta in Puccini's "La Bohème." Photo: Marty Sohl/Metropolitan Opera