The Saarbrücken–Sarreguemines railway is a two-track main line railway, running from Saarbrücken in the German state of the Saarland to Sarreguemines just over the border in France. The route runs along the Saar to Sarreguemines.
Wikipedia https://en.wikipedia.org/wiki/Saarbrücken–Sarreguemines_railway
Address 81 Rue de France, Sarreguemines 57200, France
Coordinates 49°6'43.703" N 7°3'25.063" E