Geophysical survey in July 1996 of this ancient monument undertaken by the Historic Buildings and Monuments Commission for England. Includes details of the location and layout of buried features.
Indexed links to the district's parishes and image plates such as church exteriors, capitals, stained glass windows, carved stones and other architectural details.
Summary of documentary evidence with history, information about the bailey, motte, construction of the Constable's House, directions and visitor information.