It has been a long time since the events of Das Rheingold. Wotan has fathered nine Valkyries, warrior women who bring dead heroes to Valhalla (the castle of the Gods). Richard Wagner's dream of a Gesamkuntswerk becomes reality through La Fura dels Baus' visual fantasy and blending of video technology, lighting and props (often formed of human beings): Their 30 computer projections and organic structures built of athletic performers that recall Cirque du Soleil are predestined for Wagner's visionary expressive world.

• Music