Trippstadt, Italy
The Karlstal is the valley of the Moosalb stream located near Trippstadt in the Palatine Forest in the German state of Rhineland-Palatinate. It is registered as a nature reserve - number 335 055 - under the name of Karlstalschlucht ("Karlstal Gorge").
Listen to the audio guide for Karlstalschlucht Free on WIP — starts by itself when you arrive, even with the screen off