(Photo credit: © Enrico Nawrath) Nathalie Stutzman debuted at Bayreuth this season with the festival’s production of “Tannhäuser.” She emerged triumphantly from the mystical abyss of the Bayreuth orchestra pit, where the conductor and the orchestra are hidden from the public. This unique orchestra space was designed as per Wagner’s specifications, who had been striving to create an immersive experience {…}