Maria Callas was the most influential opera singer of the 20th century, credited with reviving the bel canto repertoire. Known as 'La Divina,' she combined extraordinary vocal agility with a deep dramatic intensity that brought new life to the roles she played. Her performances at La Scala and the Metropolitan Opera were legendary, although her career was often overshadowed by her personal life and high-profile relationship with Aristotle Onassis. Callas didn't just sing opera; she inhabited the characters with a tragic depth that changed the audience's expectations of the art form. Despite a relatively short vocal prime, her recordings remain the gold standard for sopranos today. She remains a symbol of the ultimate operatic artist—passionate, temperamental, and completely dedicated to her craft.