Matches in DBpedia 2014 for { ?s <http://dbpedia.org/property/openToPublic> ?o. }
- Blankenburg_Castle_(Bern) openToPublic "yes".
- Bletchingley_Castle openToPublic "No".
- Blockhaus_d'Éperlecques openToPublic "yes".
- Boden_Fortress openToPublic "Yes, some parts".
- Boden_Fortress_Radio_Bunker openToPublic "No".
- Bojnice_Castle openToPublic "yes, opening hours apply to the museum and guided tours".
- Bolingbroke_Castle openToPublic "Yes".
- Bollerup openToPublic "Yes".
- Bonkyll_Castle openToPublic "No".
- Borgeby_Castle openToPublic "Yes".
- Bosjökloster openToPublic "Yes".
- Bothwell_Castle openToPublic "Yes".
- Bouillon_Castle openToPublic "Yes".
- Bouldnor_Battery openToPublic "No".
- Bowes_Castle openToPublic "Yes".
- Boyd's_Automatic_tide_signalling_apparatus openToPublic "No".
- Braal_Castle openToPublic "No".
- Bramber_Castle openToPublic "Yes".
- Bratislava_Castle openToPublic "outdoor areas nonstop, opening hours apply to the museum".
- Bratislava_Fortifications openToPublic "Partially".
- Breakneck_Battery openToPublic "no".
- Brean_Down_Fort openToPublic "The site remains unlocked at all times, with volunteers manning buildings on summer weekends and Mon, Wed, Fri in summer school holidays".
- Breda_Castle openToPublic "Yes".
- Broadstone_Castle openToPublic "No".
- Brodick_Castle openToPublic "Yes".
- Brough_Castle openToPublic "Yes".
- Buckden_Towers openToPublic "Grounds open regularly".
- Buena_Vista_Barracks_and_Battery openToPublic "Yes".
- Bungay_Castle openToPublic "Yes".
- Bunker_Fuchsbau openToPublic "Yes".
- Buonconsiglio_Castle openToPublic "yes".
- Burcht_van_Leiden openToPublic "Yes".
- Burg_Bruck openToPublic "Yes".
- Burg_Lockenhaus openToPublic "Yes".
- Burgdorf_Castle openToPublic "yes".
- Burgh_Castle_Roman_Site openToPublic "Yes".
- Burgruine_Dürnstein openToPublic "yes".
- Burgruine_Griffen openToPublic "yes".
- Burgruine_Senftenberg openToPublic "Open all year around; access at own risk.".
- Burgruine_Starhemberg openToPublic "Not since 2007".
- Burneside_Hall openToPublic "No".
- Bury_Castle,_Somerset openToPublic "Yes".
- Busbie_Castle openToPublic "Private".
- Buxa_Fort openToPublic "Yes".
- Bäckaskog_Castle openToPublic "Yes".
- Büren_Castle openToPublic "yes".
- CFS_Debert openToPublic "As a museum".
- CFS_Falconbridge openToPublic "No".
- Caerlaverock_Castle openToPublic "Yes".
- Caernarfon_town_walls openToPublic "Yes".
- Caister_Roman_Site openToPublic "Yes".
- Caludon_Castle openToPublic "Yes".
- Cambridge_Castle openToPublic "Yes".
- Camp_Adair openToPublic "Yes".
- Camp_Bulkeley openToPublic "No".
- Camp_Curtis_Guild openToPublic "Prior Permission needed".
- Camp_David openToPublic "No".
- Camp_Edwards openToPublic "Prior Permission needed".
- Camp_Gruber openToPublic "Prior Permission needed".
- Camp_Lockett openToPublic "Partially".
- Camp_Murray openToPublic "No".
- Camp_Peary openToPublic "No".
- Camp_Ripley openToPublic "Yes".
- Camp_Tarawa openToPublic "No".
- Camp_Wellfleet openToPublic "Yes".
- Camp_Williams openToPublic "No".
- Cape_Cod_Air_Force_Station openToPublic "No".
- Cardiff_Castle openToPublic "Yes".
- Cardiff_town_walls openToPublic "Yes".
- Carew_Castle openToPublic "Yes".
- Carisbrooke_Castle openToPublic "Yes".
- Carlisle_Castle openToPublic "Yes".
- Carreg_Cennen_Castle openToPublic "Yes".
- Carsluith_Castle openToPublic "Yes".
- Casemate_d'Esch openToPublic "Yes".
- Casemate_d'Oberroedern_Sud openToPublic "Yes".
- Casemate_de_Marckolsheim_Sud openToPublic "Yes".
- Casemate_de_Wittring openToPublic "yes".
- Castel_Nuovo openToPublic "Yes".
- Castello_Normanno-Svevo_(Bari) openToPublic "yes".
- Castello_Normanno_(Aci_Castello) openToPublic "Museum".
- Castello_di_Lombardia openToPublic "Yes".
- Castello_di_Lunghezza openToPublic www.castellodilunghezza.it.
- Castillo_San_Felipe_de_Barajas openToPublic "Yes".
- Castillo_de_San_Felipe_de_Lara openToPublic "Yes".
- Castle_Acre_Castle openToPublic "Yes".
- Castle_Batch openToPublic "Yes".
- Castle_Batteries openToPublic "?".
- Castle_Brederode openToPublic "Yes".
- Castle_Cornet openToPublic "Yes".
- Castle_Hill,_Mere openToPublic "Yes".
- Castle_Rising_(castle) openToPublic "Yes".
- Castle_Sinclair_Girnigoe openToPublic "Yes".
- Castle_Williams openToPublic "Yes".
- Castle_of_Castellano openToPublic "yes".
- Castle_of_Good_Hope openToPublic "yes".
- Castle_of_Gorizia openToPublic "Yes".
- Castle_of_Kars openToPublic "yes".
- Castle_of_Peñaranda_de_Duero openToPublic "Yes".
- Castro_fortress openToPublic "Yes".