Matches in DBpedia 2014 for { ?s ?p <http://dbpedia.org/resource/Category:National_Register_of_Historic_Places_in_Maryland> . }
- Airview_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Bel_Air_Courthouse_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Berkley_Crossroads_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Betterton,_Maryland subject Category:National_Register_of_Historic_Places_in_Maryland.
- Boonsboro_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Breakneck_Road_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Broad_Creek,_Prince_George's_County,_Maryland subject Category:National_Register_of_Historic_Places_in_Maryland.
- Brookeville_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Brunswick_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Bryantown_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Buckeystown_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Burkittsville_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Calvert_Hills_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Cambridge_Historic_District,_Wards_I_and_III subject Category:National_Register_of_Historic_Places_in_Maryland.
- Camp_Greentop_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Camp_Misty_Mount_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Caves_Valley_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Cecil's_Mill_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Central_Catonsville_and_Summit_Park_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Centreville_Historic_District_(Centreville,_Maryland) subject Category:National_Register_of_Historic_Places_in_Maryland.
- Chapel_Hill_Historic_District_(Cumberland,_Maryland) subject Category:National_Register_of_Historic_Places_in_Maryland.
- Charlestown_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Charlotte_Hall_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Chesapeake_and_Ohio_Canal subject Category:National_Register_of_Historic_Places_in_Maryland.
- Chesapeake_and_Ohio_Canal_National_Historical_Park subject Category:National_Register_of_Historic_Places_in_Maryland.
- Corbett_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Crisfield_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Cullen_Homestead_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Darlington_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Davidsonville_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Deal_Island_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Decatur_Heights_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Denton_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Doub's_Mill_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Downtown_Cumberland_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Dumbarton_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Dundalk_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- East_New_Market_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Easton_Historic_District_(Easton,_Maryland) subject Category:National_Register_of_Historic_Places_in_Maryland.
- Ellicott's_Mills_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Ellicott_City_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Emmitsburg_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Finney_Houses_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Franklintown_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Frederick_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Frostburg_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Funkstown_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Garrett_Park_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Glen_Echo_Park,_Maryland subject Category:National_Register_of_Historic_Places_in_Maryland.
- Glyndon_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Granite_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Green_Spring_Valley_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Greenbelt_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Greene_Street_Historic_District_(Cumberland,_Maryland) subject Category:National_Register_of_Historic_Places_in_Maryland.
- Hagerstown_City_Park subject Category:National_Register_of_Historic_Places_in_Maryland.
- Hagerstown_Commercial_Core_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Hagerstown_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Hammond_Wood_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Harford_Furnace_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Harpers_Ferry_National_Historical_Park subject Category:National_Register_of_Historic_Places_in_Maryland.
- Havre_de_Grace_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Hebrew_Orphan_Asylum_(Baltimore,_Maryland) subject Category:National_Register_of_Historic_Places_in_Maryland.
- Hyattsville_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Jerusalem_Mill_Village subject Category:National_Register_of_Historic_Places_in_Maryland.
- Johnsontown_Tobacco_Barn_No._2 subject Category:National_Register_of_Historic_Places_in_Maryland.
- Joppatowne,_Maryland subject Category:National_Register_of_Historic_Places_in_Maryland.
- Keedysville_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Kensington_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Kingsville,_Maryland subject Category:National_Register_of_Historic_Places_in_Maryland.
- Lake_Roland_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Lawyers_Hill_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Lehman's_Mill_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Leitersburg_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Lineboro_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Linthicum_Heights_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Linwood_Historic_District_(Linwood,_Maryland) subject Category:National_Register_of_Historic_Places_in_Maryland.
- Lonaconing_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Long_Green_Valley_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Lower_Deer_Creek_Valley_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Lutherville_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Manokin_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- McKinstry's_Mills_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Middletown_Historic_District_(Middletown,_Maryland) subject Category:National_Register_of_Historic_Places_in_Maryland.
- Mill_Green_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Mount_Airy_Historic_District_(Mount_Airy,_Maryland) subject Category:National_Register_of_Historic_Places_in_Maryland.
- Mount_Savage_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Mountain_Lake_Park_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- My_Lady's_Manor subject Category:National_Register_of_Historic_Places_in_Maryland.
- Nassawango_Iron_Furnace_Site subject Category:National_Register_of_Historic_Places_in_Maryland.
- National_Register_of_Historic_Places_listings_in_Maryland subject Category:National_Register_of_Historic_Places_in_Maryland.
- National_Road subject Category:National_Register_of_Historic_Places_in_Maryland.
- New_Castle_and_Frenchtown_Railroad_Right-of-Way subject Category:National_Register_of_Historic_Places_in_Maryland.
- New_Market_Historic_District_(New_Market,_Maryland) subject Category:National_Register_of_Historic_Places_in_Maryland.
- New_Windsor_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Oak_Hill_Historic_District_(Hagerstown,_Maryland) subject Category:National_Register_of_Historic_Places_in_Maryland.
- Oakland_Historic_District_(Oakland,_Maryland) subject Category:National_Register_of_Historic_Places_in_Maryland.
- Oella,_Maryland subject Category:National_Register_of_Historic_Places_in_Maryland.
- Old_Catonsville_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.
- Old_National_Pike_Milestones subject Category:National_Register_of_Historic_Places_in_Maryland.
- Owensville_Historic_District subject Category:National_Register_of_Historic_Places_in_Maryland.