Matches in DBpedia 2014 for { ?s ?p <http://dbpedia.org/resource/Category:National_Historic_Sites_in_Ontario> . }
- Aberdeen_Pavilion subject Category:National_Historic_Sites_in_Ontario.
- Algonquin_Provincial_Park subject Category:National_Historic_Sites_in_Ontario.
- Amherstburg_Royal_Naval_Dockyard subject Category:National_Historic_Sites_in_Ontario.
- Annesley_Hall subject Category:National_Historic_Sites_in_Ontario.
- Backus_Mill_Heritage_and_Conservation_Centre subject Category:National_Historic_Sites_in_Ontario.
- Bank_of_Upper_Canada_Building subject Category:National_Historic_Sites_in_Ontario.
- Banting_House subject Category:National_Historic_Sites_in_Ontario.
- Barnum_House subject Category:National_Historic_Sites_in_Ontario.
- Battle_of_Beaver_Dams subject Category:National_Historic_Sites_in_Ontario.
- Battle_of_Chippawa subject Category:National_Historic_Sites_in_Ontario.
- Battle_of_Cook's_Mills subject Category:National_Historic_Sites_in_Ontario.
- Battle_of_Crysler's_Farm subject Category:National_Historic_Sites_in_Ontario.
- Battle_of_Lundy's_Lane subject Category:National_Historic_Sites_in_Ontario.
- Battle_of_River_Canard subject Category:National_Historic_Sites_in_Ontario.
- Battle_of_Stoney_Creek subject Category:National_Historic_Sites_in_Ontario.
- Battle_of_the_Windmill subject Category:National_Historic_Sites_in_Ontario.
- Battle_of_the_Windmill_National_Historic_Site subject Category:National_Historic_Sites_in_Ontario.
- Beechwood_Cemetery subject Category:National_Historic_Sites_in_Ontario.
- Bell_Telephone_Memorial subject Category:National_Historic_Sites_in_Ontario.
- Belleville_railway_station subject Category:National_Historic_Sites_in_Ontario.
- Bellevue_House subject Category:National_Historic_Sites_in_Ontario.
- Bethune_Memorial_House subject Category:National_Historic_Sites_in_Ontario.
- Billings_Estate_Museum subject Category:National_Historic_Sites_in_Ontario.
- Bon_Echo_Provincial_Park subject Category:National_Historic_Sites_in_Ontario.
- Booth_House_(Ottawa) subject Category:National_Historic_Sites_in_Ontario.
- Butler's_Barracks subject Category:National_Historic_Sites_in_Ontario.
- Buxton_National_Historic_Site_and_Museum subject Category:National_Historic_Sites_in_Ontario.
- CFS_Carp subject Category:National_Historic_Sites_in_Ontario.
- Carrying_Place,_Ontario subject Category:National_Historic_Sites_in_Ontario.
- Castle_Kilbride subject Category:National_Historic_Sites_in_Ontario.
- Cathcart_Tower subject Category:National_Historic_Sites_in_Ontario.
- Central_Chambers subject Category:National_Historic_Sites_in_Ontario.
- Central_Experimental_Farm subject Category:National_Historic_Sites_in_Ontario.
- Christ_Church_Royal_Chapel subject Category:National_Historic_Sites_in_Ontario.
- Church_of_Our_Lady_Immaculate,_Guelph subject Category:National_Historic_Sites_in_Ontario.
- Château_Laurier subject Category:National_Historic_Sites_in_Ontario.
- Confederation_Square subject Category:National_Historic_Sites_in_Ontario.
- Currie_Hall subject Category:National_Historic_Sites_in_Ontario.
- Distillery_District subject Category:National_Historic_Sites_in_Ontario.
- Dundurn_Castle subject Category:National_Historic_Sites_in_Ontario.
- Earnscliffe subject Category:National_Historic_Sites_in_Ontario.
- Eldon_House subject Category:National_Historic_Sites_in_Ontario.
- Elgin_and_Winter_Garden_Theatres subject Category:National_Historic_Sites_in_Ontario.
- Erland_Lee_Museum subject Category:National_Historic_Sites_in_Ontario.
- First_Toronto_Post_Office subject Category:National_Historic_Sites_in_Ontario.
- Former_Geological_Survey_of_Canada_Building subject Category:National_Historic_Sites_in_Ontario.
- Fort_Drummond subject Category:National_Historic_Sites_in_Ontario.
- Fort_Frederick_(Kingston,_Ontario) subject Category:National_Historic_Sites_in_Ontario.
- Fort_Frontenac subject Category:National_Historic_Sites_in_Ontario.
- Fort_George,_Ontario subject Category:National_Historic_Sites_in_Ontario.
- Fort_Henry,_Ontario subject Category:National_Historic_Sites_in_Ontario.
- Fort_Malden subject Category:National_Historic_Sites_in_Ontario.
- Fort_Mississauga subject Category:National_Historic_Sites_in_Ontario.
- Fort_Norfolk_(Norfolk_County,_Ontario) subject Category:National_Historic_Sites_in_Ontario.
- Fort_Saint_Pierre subject Category:National_Historic_Sites_in_Ontario.
- Fort_St._Joseph_(Ontario) subject Category:National_Historic_Sites_in_Ontario.
- Fort_Wellington subject Category:National_Historic_Sites_in_Ontario.
- Fort_William_Historical_Park subject Category:National_Historic_Sites_in_Ontario.
- Fort_York subject Category:National_Historic_Sites_in_Ontario.
- Frontenac_County_Court_House subject Category:National_Historic_Sites_in_Ontario.
- Fulford_Place subject Category:National_Historic_Sites_in_Ontario.
- George_Brown_House_(Toronto) subject Category:National_Historic_Sites_in_Ontario.
- George_Henry_Martin_Johnson subject Category:National_Historic_Sites_in_Ontario.
- Griffin_House_(Ancaster) subject Category:National_Historic_Sites_in_Ontario.
- HMCS_Haida_(G63) subject Category:National_Historic_Sites_in_Ontario.
- Hillary_House_and_Koffler_Museum_of_Medicine subject Category:National_Historic_Sites_in_Ontario.
- Kay-Nah-Chi-Wah-Nung subject Category:National_Historic_Sites_in_Ontario.
- Kingston_City_Hall_(Ontario) subject Category:National_Historic_Sites_in_Ontario.
- Kingston_General_Hospital subject Category:National_Historic_Sites_in_Ontario.
- Kingston_Penitentiary subject Category:National_Historic_Sites_in_Ontario.
- Kingston_Royal_Naval_Dockyard subject Category:National_Historic_Sites_in_Ontario.
- Kirkfield_Lift_Lock subject Category:National_Historic_Sites_in_Ontario.
- Langevin_Block subject Category:National_Historic_Sites_in_Ontario.
- Laurier_House subject Category:National_Historic_Sites_in_Ontario.
- List_of_National_Historic_Sites_of_Canada_in_Hamilton,_Ontario subject Category:National_Historic_Sites_in_Ontario.
- List_of_National_Historic_Sites_of_Canada_in_Kingston,_Ontario subject Category:National_Historic_Sites_in_Ontario.
- List_of_National_Historic_Sites_of_Canada_in_Niagara_Region subject Category:National_Historic_Sites_in_Ontario.
- List_of_National_Historic_Sites_of_Canada_in_Ontario subject Category:National_Historic_Sites_in_Ontario.
- List_of_National_Historic_Sites_of_Canada_in_Ottawa subject Category:National_Historic_Sites_in_Ontario.
- List_of_National_Historic_Sites_of_Canada_in_Toronto subject Category:National_Historic_Sites_in_Ontario.
- List_of_Royal_Military_College_of_Canada_Memorials subject Category:National_Historic_Sites_in_Ontario.
- List_of_historic_buildings_in_Markham,_Ontario subject Category:National_Historic_Sites_in_Ontario.
- List_of_oldest_buildings_and_structures_in_Toronto subject Category:National_Historic_Sites_in_Ontario.
- Maple_Leaf_Gardens subject Category:National_Historic_Sites_in_Ontario.
- Maplelawn subject Category:National_Historic_Sites_in_Ontario.
- Massey_Hall subject Category:National_Historic_Sites_in_Ontario.
- Matheson_House_(Perth) subject Category:National_Historic_Sites_in_Ontario.
- McCrae_House subject Category:National_Historic_Sites_in_Ontario.
- Mnjikaning_Fish_Weirs subject Category:National_Historic_Sites_in_Ontario.
- Murney_Tower subject Category:National_Historic_Sites_in_Ontario.
- Navy_Hall subject Category:National_Historic_Sites_in_Ontario.
- Navy_Island subject Category:National_Historic_Sites_in_Ontario.
- North_American_Black_Historical_Museum subject Category:National_Historic_Sites_in_Ontario.
- Notre-Dame_Cathedral_Basilica_(Ottawa) subject Category:National_Historic_Sites_in_Ontario.
- Old_City_Hall_(Guelph) subject Category:National_Historic_Sites_in_Ontario.
- Old_Fort_Erie subject Category:National_Historic_Sites_in_Ontario.
- Parkwood_Estate subject Category:National_Historic_Sites_in_Ontario.
- Pauline_Johnson subject Category:National_Historic_Sites_in_Ontario.
- Peterborough_Lift_Lock subject Category:National_Historic_Sites_in_Ontario.
- Point_Clark_Lighthouse subject Category:National_Historic_Sites_in_Ontario.