Orfeo (Roundhouse)
The Royal Opera teams up with the Roundhouse for its first-ever staging of Monteverdi's opera
Un ballo in maschera (Royal Opera House)
The much-anticipated new production of Verdi's melodrama misses the mark
The Way Back Home (Young Vic)
Katie Mitchell directs a new opera for very young children, co-produced with English National Opera
Tristan und Isolde (Royal Opera House)
Christof Loy's 2009 production revived for the first time with a superlative cast
The Gospel According to the Other Mary (London Coliseum)
Like El NiƱo before it, John Adams's new opera is really a staged concert piece - but it's a fine one
Albert Herring (Upstairs at the Gatehouse)
Britten's chamber piece well served by Hampstead Garden Opera
L'elisir d'amore (Royal Opera House)
Grigolo and Terfel headline a classy revival of this Covent Garden favourite
Glare (Royal Opera House)
A new sci-fi opera rescued from bathos by its musical excellence
Les Martyrs (Royal Festival Hall)
Donizetti's Parisian revamp of his earlier Poliuto in a triumphant resurrection by Opera Rara
Idomeneo (Royal Opera House)
Mozart's opera seria comes startlingly alive in a controversial new production at Covent Garden