“The 1877 original was staged in Moscow, and was by no means the fiasco that used to be supposed. After its Moscow premiere, it was revived there for six of the first seven years of its existence. Recent discoveries … at the old Bolshoi building there, give us a new wealth of detail about it.” For example, the “Black Swan pas de deux” was not intended for either Odette or Odile, and the storm scene is supposed to have a real whirlpool.