After Los Angeles and Valencia, this production has arrived at the Theater an der Wien, Vienna's third opera house having a long impressive history and tradition. Its origin is closely linked to the impressario Emanuel Schikaneder, Mozart's libretist for The Magic flute. In recent years, it has been focussing on presenting cutting edge directors and interesting productions. Verdi's I due Foscari followed on the success of his Ernani, was first presented in 1844, and is...