10s Academic Music Andrea Bocelli Baroque Beniamino Gigli Best Voices In History Classic Composer Composers Conductor Contemporary Classical Crossover Early Music Female Vocalists Filippa Giordano German Giuseppe Di Stefano Great Conductors Greek Music Italian Opera Male Vocalists Mario Del Monaco Mezzo-soprano Mozart Organ Pop Pop Opera Renaissance Romantic Symphonic Ten Tenors Tenor The Ten Tenors Vittorio Grigolo