Opera in German were usually based on stories from Germanic or Arthurian legend. Finally, Wagner built his own opera house at Bayreuth, exclusively dedicated to performing his own works in the style he wanted. Wagner's innovations cast an immense shadow over subsequent composers, who struggled to absorb his influence while retaining their own individuality. One of the most successful composers of the following generation was Humperdinck, whose "Hänsel und Gretel" (1893) still has an assured place in the standard repertoire. Humperdinck turned back to folk song and the tales of the Brothers Grimm for inspiration. Yet, though "Hänsel" is often viewed as the
Opera its complete 2007 production of "Tristan und Isolde". In 2013 season the festival streamed all six of its productions online. In July 2012 the first online community opera was premiered at the Savonlinna Opera Festival. Titled "Free Will", it was created by members of the Internet group Opera By You. Its 400 members from 43 countries wrote the libretto, composed the music, and designed the sets and costumes using the Wreckamovie web platform. Savonlinna Opera Festival provided professional soloists, an 80-member choir, a symphony orchestra, and the stage machinery. It was performed live at the festival and streamed live on