"Bayreuther Bühnenbilder. Der Ring der Nibelungen. Götterdämmerung, III. Aufzug Schlussbild" - Reproduction of the set design by Max Brückner of the final scene from Richard Wagner's en:Götterdämmerung, showing Valhalla on fire. The German text makes it clear this is the "Genuine and only authorized color reproduction of the painted original by Royal Councillor Prof. Max Brückner in Coburg for the Bayreuth Festival Theatre."
Original public domain image from Wikimedia Commons