A guide to Wagner's opera Tristan und Isolde featuring the voices of conductors Antonio Pappano and Donald Runnicles, plus Wagner specialists Sarah Lenton and John Deathridge.

A guide to Das Rheingold, the first opera in Wagner's Ring Cycle, featuring the Royal Opera House's director of opera Kasper Holten and music director Antonio Pappano, opera historian Sarah Lenton and Wagner experts John Deathridge and Mark Berry.

A guide to Die Walkure, the second opera in Wagner's Ring Cycle, featuring the Royal Opera House’s music director Antonio Pappano, singers Susan Bullock and John Tomlinson, opera historian Sarah Lenton, and Wagner experts Laurence Dreyfus and Mark Berry.

A guide to Siegfried, the third opera in Wagner's Ring Cycle, featuring the Royal Opera House's music director Antonio Pappano, director Keith Warner, opera historian Sarah Lenton and Wagner experts Laurence Dreyfus and Mark Berry.

A guide to Gotterdammerung, the fourth and final opera in Wagner's Ring Cycle, featuring singers John Tomlinson and Susan Bullock, opera historian Sarah Lenton and Wagner experts John Deathridge and Mark Berry.

A guide to Verdi's opera Alzira featuring the voices of opera historians Alexandra Willson, Sarah Lenton, and Roderick Swanston.

A guide to Wagner's opera Rienzi featuring the voices of of Wagner experts Nicholas Baragwanath and John Deathridge, Barbara Eichner.

A guide to Britten's opera Gloriana featuring the voices of Britten experts Philip Reed and Paul Kildea, the soprano Dame Josephine Barstow, and an archive interview with soprano Jennifer Vyvyan.

A guide to Britten's operetta, Paul Bunyan, featuring the voices of Britten experts Lucy Walker and Paul Kildea, and the Director Francesca Zambello.

A guide to Verdi's opera Stiffelio featuring the voices of Verdi expert Roger Parker, opera historian Sarah Lenton and conductor Mark Elder.