Our World included the opera singer best known for what technique?
Maria Callas Maria Callas, Commendatore OMRI (Greek: Μαρία Κάλλας ; December 2, 1923 – September 16, 1977), was a Greek-American soprano, and one of the most renowned and influential opera singers of the 20th century. Many critics praised her "bel canto" technique, wide-ranging voice and dramatic interpretations. Her repertoire ranged from classical "opera seria" to the "bel canto" operas of Donizetti, Bellini and Rossini and further, to the works of Verdi and Puccini; and, in her early career, to the music dramas of Wagner. Her musical and dramatic talents led to her being hailed as "La Divina".
Lorenzo Regazzo Lorenzo Regazzo, (born in Venice) is an opera singer. His voice can be categorised as bass, bass-baritone or "basso cantante". He is especially well known for interpreting Baroque, Classical, and bel canto repertoire. Among the qualities frequently noted by the critical press are his virtuosic coloratura technique, sumptuous tone, and vivid stage presence.