Leningrad State Academic Theatre of Opera and Ballet
San Pietroburgo
Liceo musicale Pacini
Lucca
Liceo Musicale Rossini
Bologna
London Opera House
Londra
Luna Palace
Milano
Lyceum Ballroom
Londra
Lyceum Theatre
Londra
Lyric Opera House
Chicago
Lyric Theatre
Londra
Maggio Musicale Fiorentino
Firenze
Majestic Theatre
New York
Mecca Temple
New York
Metropol-Theater
Berlino
Metropolitan Opera House
Filadelfia
Metropolitan Opera House (nuovo)
New York
Metropolitan Opera House (vecchio)
New York
Morettisches Opernhaus
Dresda
Mozarteum
Salisburgo
Musica Hall
New York
Nationaltheater
Mannheim
Nationaltheater
Monaco di Baviera