The final episode is devoted to Puccini, the worthy successor to Verdi.
Puccini's operas are cinematic in their scale with ravishing, passionate and clever music, as he took Italian opera into the 20th century.
Pappano looks at five of Puccini's most popular operas - La Boheme, Tosca, Madame Butterfly, Gianni Schicchi and Turandot.
He travels to Rome to meet stage director Franco Zeffirelli and talk about Puccini and Zeffirelli's famous production of Turandot.