10s 50s Andrea Bocelli Arias Australia Australian Austrian Bel Canto Beniamino Gigli Best Voices In History British Canada Canadian Cdbaby Celtic Christmas Classic Classical Crossover Contemporary Classical Crossover Folk French Fritz Wunderlich German Giuseppe Di Stefano Great Voice Irish Italian Italian Opera Italy Jose Carreras Klassik Oper Male Opera Singer Male Vocalist Male Vocalists Mario Del Monaco Nicky Spencer Oper Operette Opera Operatic Performers Operette P Beczala Peruano Pop Popera R Tauber Seen Live Spain Tenoere Tito Schipa Villazon Vittorio Grigolo Vocal World Music