The Tâmega line was a 1,000 mm metre gauge railway line in northern Portugal. It closely followed the course of the Tâmega River. It closed in 2009.
Wikipedia https://en.wikipedia.org/wiki/Tâmega_line
Address 393 Rua Manuel Barros, Amarante 4600085, Portugal
Coordinates 41°16'13.993" N -8°5'6.216" E