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 Rua do Támega, 4600, Portugal
Coordinates 41°14'33.594" N -8°6'43.596" E