Tanat Valley Light Railway Love Tap'Love' to add to your itinerary. View your Itinerary. Place Category: Shropshire Attractions and Activites, Shropshire Family Attractions and Shropshire Transport Attractions Address Nantmawr, Shropshire Oswestry Shropshire SY10 9HW United Kingdom Phone: 01948 781079 Email: Website Profile Located at the Nant Nawr Visitor Centre near Oswestry, the Tanat Valley Light Railway is the last remaining section of the ‘Old Potts’ which ran in its heyday from the Abbey station in Shrewsbury out to Criggion, Llanymynech and Nant Mawr. Photos Map No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Google Map Not Loaded Sorry, unable to load Google Maps API. DrivingWalkingBicyclingPublic Transport MilesKilometers