G?tterd?mmerung (Twilight of the Gods), is the last in Richard Wagner's cycle of four music dramas titled Der Ring des Nibelungen (The Ring of the Nibelung, or The Ring Cycle or The Ring for short). It received its premiere at the Bayreuth Festspielhaus on 17 August 1876, as part of the first complete performance of the whole work. The title is a translation into German of the Old Norse phrase Ragnar?k, which in Norse mythology refers...