Prehistoric possible Ring Ditch
A possible ring ditch, which is Prehistoric in date, is visible as a crop mark on aerial photographs. It is situated 100m west of Kingsbury Swivel Bridge.
2 Possible ring ditch shows faintly on aerial photograph.
3 Unable to identify a feature that could be credibly mapped as a ring ditch when studying the aerial photographs quoted at 1 as part of the English Heritage (EH) National Mapping Project (NMP)