The Acher Valley Railway is a 10.4 km long branch line from Achern to Ottenhöfen im Schwarzwald in the Black Forest in Germany that branches off the Rhine Valley Railway.
Wikipedia https://en.wikipedia.org/wiki/Acher_Valley_Railway
Address (Unnamed Road), Achern 77855, Germany
Coordinates 48°37'59.813" N 8°3'52.38" E