The Hertford East branch line, and Lea Valley lines, are both in which country?
Lea Valley lines The Lea Valley lines are two commuter lines and two branches in North East London, so named because they run along the Lower Lea Valley of the River Lea. They were part of the Great Eastern Railway, now part of the "Anglia Route" of Network Rail.
Nunthorpe railway station Nunthorpe railway station serves the Middlesbrough suburb of Nunthorpe; the station lies within the borough of Redcar and Cleveland in the ceremonial county of North Yorkshire, England. It is located on the Esk Valley Line and is operated by Northern who provide all of the station's passenger services. One of the two passing loops on the line is located here and there is a level crossing at the eastern end. The signal box that operates it also supervises the movements of trains on the entire branch and remotely controls the junction further down the line at Battersby.