Berkhamsted Castle
Hertfordshire, England
Managed with Berkhamsted Castle Trust; open daily
Cardiff Castle
Cardiff, Wales
Norman keep, Victorian Gothic apartments, wartime tunnels
Clifford's Tower, York
North Yorkshire, England
Keep of York Castle; new roof deck
Durham Castle
County Durham, England
Guided tours; B&B during university vacations
Launceston Castle
Cornwall, England
Shell keep on high motte
Lewes Castle
East Sussex, England
With Barbican House museum
Lincoln Castle
Lincolnshire, England
Magna Carta; wall walk; Victorian prison
Skipsea Castle
East Riding of Yorkshire, England
Earthworks of Norman motte and bailey
Tonbridge Castle
Kent, England
Free grounds; ticketed gatehouse experience
Windsor Castle
Berkshire, England
Working royal residence