Copthall Railway Walk and Copthall Old Common
Endroit
Copthall Railway Walk and Copthall Old Common is a 9-hectare (22-acre) Site of Borough Importance for Nature Conservation, Grade II, in Mill Hill in the London Borough of Barnet.Copthall Railway Walk is a section just under a mile long of the Mill Hill East to Edgware line, closed in 1964, of the Edgware, Highgate and London Railway.