Sabine Hass

Andrew Collis

Nicolai Gedda

London Voices

Alexander Von Zemlinsky

The Czech Philharmonic Orchestra

Placido Domingo

Ian Bostridge

Steuart Bedford

Bernard Haitink

Robert Schumann

Zubin Mehta

Tokyo String Quartet

Igor Markevitch

Arrigo Boito

Orchester Der Deutschen Oper Berlin

Richard Strauss

Ilya Levinsky

Symphonie-Orchester Des Bayerischen Rundfunks

Angela Gheorghiu

The Cleveland Orchestra

Siegfried Jerusalem

Leningrad Philharmonic Orchestra

René Pape

Orchestra Del Teatro Alla Scala