Historical management of welsh castles
The Heritage site for Historical buildings on the Isle Of Man
Grey Point Fort is a coastal defence battery, which is now a museum open to the public.
NI Bunker is a restored ROC Bunker used for the Cold War, whuch is now a museum open to the public.
This is the offical body that manages many of the Historical buildings within Ireland
ROC (Royal Observation Corp) Bunkers and facilties award scheme
Italian heriatge award scheme
Swiss Castles and Abbeys award program
French Castles Award Scheme