Related sites:

• operadeparis.fr

  Opéra national de Paris

• eno.org

  ENO Home | The Home of English Opera | English National Opera

  

• tickitaly.com

  Book tickets & tours for the Last Supper, the Vatican, Colosseum, Uffizi, Accademia (David), Palazzo Ducale and many more - skip the lines with tickitaly.com

  

• metopera.org

  Metropolitan Opera | Home

  

• vienna-concert.com

  Vienna Concerts,Vienna State Opera Tickets,Vienna Tickets Online,etc.

  

• seattleopera.org

  Seattle Opera - Seattle Opera Home

  

• bostonoperahouse.com

  Home - Citizens Bank Opera House Boston Official Site