Nessun Dorma

"Nessun dorma" is an aria from the final act of Italian composer Giacomo Puccini's opera Turandot and one of the best-known tenor arias in all opera. It is sung by Calaf, il principe ignoto, who falls in love at first sight with the beautiful but cold Princess Turandot. Any man who wishes to wed Turandot must first answer her three riddles; if he fails, he will be beheaded. In the aria, Calaf expr... (Wikipedia)