List of National Historic Landmarks in Pennsylvania

This article provides a List of National Historic Landmarks in Pennsylvania. There are 166 in the state. Listed in the tables below are the 99 NHLs outside Philadelphia. For the 67 within Philadelphia, see List of National Historic Landmarks in Philadelphia.

Three of these sites are shared with other states and are credited by the National Park Service as being located in those other states: the Delaware and Hudson Canal (centered in New York but extending into Pennsylvania); the Beginning Point of the U.S. Public Land Survey (on the Ohio–Pennsylvania border); and the Minisink Archeological Site, on the New Jersey-Pennsylvania border.

National Historic Landmarks in Pennsylvania (excluding Philadelphia)

Following are National Historic Landmarks in Pennsylvania, but outside Philadelphia. For consistency, the National Historic Landmark name is used to label each one.

[1]	Landmark name	Image	Date designated[2]	Location	County	Description
1	1762 Waterworks		May 29, 1981 (#72001142)	Bethlehem 40°37′09″N 75°23′00″W / 40.619167°N 75.383333°W	Northampton	The oldest municipal waterworks in the nation.
2	Edward G. Acheson House		May 11, 1976 (#76001679)	Monongahela 908 Main St. 40°12′20″N 79°56′02″W / 40.205638°N 79.933776°W	Washington	Home of self-taught inventor-engineer Edward G. Acheson, where in 1891 he invented carborundum.
3	Allegheny County Courthouse and Jail		May 11, 1976 (#73001586)	Pittsburgh 436 Grant Street 40°26′18″N 79°59′46″W / 40.4384°N 79.9961°W	Allegheny	Spectacular jail and courthouse designed by architect Henry Hobson Richardson in a Romanesque style.
4	Allegheny Portage Railroad of the Pennsylvania Canal		December 29, 1962 (#66000648)	Johnstown 40°27′15″N 78°32′25″W / 40.454167°N 78.540278°W	Blair	Railroad that transported canalboats over the Allegheny Mountains, between the eastern and western sections of the Pennsylvania Canal; regarded as a technological marvel.
5	Andalusia		November 13, 1966 (#66000649)	Andalusia 40°03′43″N 74°57′30″W / 40.061944°N 74.958333°W	Bucks	Greek Revival residence of Nicholas Biddle, head of the Second Bank of the United States.
6	Henry Antes House		April 27, 1992 (#75001657)	Pottstown 40°17′25″N 75°32′26″W / 40.290321°N 75.540558°W	Montgomery	Headquarters of George Washington, September 23 to 26, 1777.[3]
7	Augustus Lutheran Church		December 24, 1967 (#67000019)	Trappe 40°12′03″N 75°28′50″W / 40.200781°N 75.480545°W	Montgomery
8	Bedford Springs Hotel Historic District		July 17, 1991 (#84001413)	Bedford 39°59′47″N 78°30′28″W / 39.996389°N 78.507778°W	Bedford
9	Beginning Point of the U.S. Public Land Survey		June 23, 1965 (#66000606)	Ohioville, PA and East Liverpool, OH 40°38′26″N 80°31′10″W / 40.640487°N 80.519377°W	Beaver, PA and Columbiana, OH
10	Beth Sholom Synagogue		March 29, 2007 (#07000430)	Elkins Park 8231 Old York Road 40°04′56″N 75°07′36″W / 40.082222°N 75.126667°W	Montgomery	Frank Lloyd Wright designed it. The American Institute of Architects and National Trust for Historic Preservation commented upon it.
11	Bomberger's Distillery		January 16, 1980 (#75001649)	Newmanstown 40°16′30″N 76°19′13″W / 40.275034°N 76.320199°W	Lebanon
12	Bost Building		January 20, 1999 (#99000627)	Homestead 621–623 East 8th Avenue 40°24′33″N 79°54′16″W / 40.40912°N 79.90436°W	Allegheny	Headquarters of the Amalgamated Association of Iron and Steel Workers during the Homestead Strike.
13	Braddock Carnegie Library		March 2, 2012 (#73001585)	Braddock 40°24′07″N 79°51′56″W / 40.401869°N 79.865425°W	Allegheny	First Carnegie library built in the United States.
14	David Bradford House		July 28, 1983 (#73001668)	Washington 175 S. Main St. 40°10′06″N 80°14′41″W / 40.168201°N 80.244776°W	Washington	A home of David Bradford.
15	Brandywine Battlefield		January 20, 1961 (#66000660)	Chadds Ford 39°52′31″N 75°34′31″W / 39.875278°N 75.575278°W	Delaware	Site of the 1777 Battle of Brandywine.
16	William Brinton 1704 House		December 24, 1967 (#67000018)	Dilworthtown 39°53′40″N 75°33′40″W / 39.894424°N 75.560993°W	Delaware
17	Bryn Athyn Historic District		October 6, 2008 (#08001087)	Bryn Athyn 40°08′04″N 75°03′48″W / 40.134444°N 75.063333°W	Montgomery
18	James Buchanan House (Wheatland)		July 4, 1961 (#66000669)	Lancaster 40°02′37″N 76°19′45″W / 40.043584°N 76.329183°W	Lancaster	Home of James Buchanan while he was President and in his final years.
19	Pearl S. Buck House		January 16, 1980 (#74001755)	Perkasie 520 Dublin Rd. 40°21′36″N 75°13′11″W / 40.36°N 75.219722°W	Bucks	A home of author Pearl S. Buck.
20	Buckingham Friends Meeting House		July 31, 2003 (#97000291)	Buckingham Township 5684 Lower York Road 40°20′56″N 75°02′27″W / 40.348889°N 75.040833°W	Bucks	Associated with the Religious Society of Friends (Quakers).
21	Bushy Run Battlefield		October 9, 1960 (#66000696)	Harrison City 2 miles E. of Harrison City on Pa. Rte. 993 40°21′19″N 79°37′12″W / 40.355278°N 79.62°W	Westmoreland	Site of the Battle of Bushy Run during Pontiac's Rebellion.
22	Cambria Iron Company		June 22, 1989 (#89001101)	Johnstown 40°20′10″N 78°55′23″W / 40.336°N 78.923°W	Cambria
23	Simon Cameron House		May 15, 1975 (#73001620)	Harrisburg 219 S. Front St. 40°15′23″N 76°52′45″W / 40.256523°N 76.879108°W	Dauphin	A home of Simon Cameron who had some association under Abraham Lincoln.
24	Carlisle Indian School		July 4, 1961 (#66000658)	Carlisle 40°12′32″N 77°10′41″W / 40.209°N 77.178°W	Cumberland	Associated with Native American education. Athlete Jim Thorpe attended.
25	Carrie Blast Furnaces 6 and 7		September 20, 2006 (#06001070)	Rankin, Munhall, and Swissvale boroughs Northern side of the Monongahela River, 0.5 miles (0.80 km) west of the Rankin Bridge 40°24′47″N 79°53′24″W / 40.413081°N 79.89008°W	Allegheny	The only 2 surviving pre-World War II blast furnaces in the Pittsburgh area.
26	Cedarcroft		November 11, 1971 (#71000693)	Kennett Square 39°51′28″N 75°43′09″W / 39.857827°N 75.719175°W	Chester
27	Chatham Village		April 5, 2005 (#98001372)	Pittsburgh Roughly bounded by Virginia Avenue, Bigham Street, Woodruff Street, Saw Mill Run Boulevard, and Olympia Road 40°25′52″N 80°01′01″W / 40.4311°N 80.0169°W	Allegheny
28	Cornwall Iron Furnace		November 3, 1966 (#66000671)	Cornwall Rexmont Rd. & Boyd St. 40°16′14″N 76°24′22″W / 40.270556°N 76.406111°W	Lebanon
29	Delaware Canal		December 8, 1976 (#74001756)	Easton to Bristol Easton to Bristol along the Delaware River 40°05′36″N 74°51′41″W / 40.093283°N 74.861456°W	Bucks and Northampton	Transported anthracite coal.
30	Delaware and Hudson Canal		October 18, 1968 (#68000051)	Lackawaxen, PA, Honesdale, PA, Kingston, NY, Rosendale, NY, Ellenville, NY, and Port Jervis, NY 41°36′26″N 74°26′53″W / 41.607222°N 74.448056°W	Pike, PA, Wayne, PA, Orange, NY, Sullivan, NY, and Ulster, NY
31	Drake Oil Well		November 13, 1966 (#66000695)	Titusville 41°36′39″N 79°39′28″W / 41.6108°N 79.65769°W	Venango	Edwin L. Drake struck oil here, the site of the world's first successful oil well.
32	East Broad Top Railroad		January 28, 1964 (#66000666)	Rockhill 40°14′29″N 77°53′56″W / 40.241389°N 77.898889°W	Huntingdon
33	Dwight D. Eisenhower Farmstead		May 23, 1966 (#67000017)	Gettysburg 39°47′36″N 77°15′48″W / 39.793333°N 77.263333°W	Adams	A home of Dwight Eisenhower.
34	Emmanuel Episcopal Church		February 16, 2000 (#74001737)	Pittsburgh North and Allegheny Avenues 40°27′11″N 80°01′09″W / 40.45306°N 80.0192°W	Allegheny
35	Ephrata Cloister		December 24, 1967 (#67000026)	Ephrata 40°10′59″N 76°11′21″W / 40.183056°N 76.189167°W	Lancaster
36	Wharton Esherick House and Studio		April 19, 1993 (#73001615)	Malvern 1520 Horseshoe Trail 40°05′02″N 75°29′38″W / 40.083808°N 75.493943°W	Chester	A studio of Wharton Esherick who participated in the Arts and Crafts Movement.
37	David Espy House		July 28, 1983 (#74001750)	Bedford 40°01′03″N 78°30′11″W / 40.017551°N 78.503063°W	Bedford	Associated with Whiskey Rebellion and David Espy.
38	Fallingwater		May 11, 1976 (#74001781)	Mill Run 39°54′17″N 79°28′05″W / 39.904808°N 79.468120°W	Fayette	Designed by Frank Lloyd Wright.
39	Fonthill, Mercer Museum and Moravian Pottery and Tile Works		February 4, 1985 (#85002366)	Doylestown 40°19′23″N 75°07′25″W / 40.323056°N 75.123611°W	Bucks	Three sites associated with Henry Chapman Mercer.
40	Forks of the Ohio		October 9, 1960 (#66000643)	Pittsburgh Point Park 40°26′27″N 80°00′37″W / 40.4408°N 80.01028°W	Allegheny	Associated with French and Indian War.
41	Fulton Opera House		January 29, 1964 (#69000156)	Lancaster 12–14 N. Prince St. 40°02′17″N 76°18′28″W / 40.038156°N 76.307877°W	Lancaster	Named for Robert Fulton, it is one of the oldest continuously-operated theaters.
42	Robert Fulton Birthplace		January 29, 1964 (#66000670)	Quarryville 8 mi. south of Quarryville on U.S. Route 22 39°48′17″N 76°09′37″W / 39.804722°N 76.160278°W	Lancaster	Also associated with Robert Fulton.
43	Albert Gallatin House		January 12, 1965 (#66000663)	Point Marion 39°46′40″N 79°55′45″W / 39.777778°N 79.929168°W	Fayette	A home of Albert Gallatin.
44	Gemeinhaus-Lewis David de Schweinitz Residence		May 15, 1975 (#75001658)	Bethlehem 40°37′00″N 75°22′52″W / 40.616805°N 75.381147°W	Northampton	A home of botanist Lewis David de Schweinitz.
45	Graeme Park		October 9, 1960 (#66000672)	Horsham 40°13′00″N 75°09′00″W / 40.216667°N 75.15°W	Montgomery
46	Grey Towers		February 4, 1985 (#80003578)	Glenside 40°04′46″N 75°09′54″W / 40.079554°N 75.165082°W	Montgomery	Designed by Horace Trumbauer. Now part of Arcadia University.
47	Gruber Wagon Works		December 22, 1977 (#72001092)	Reading 40°22′14″N 75°58′47″W / 40.3706°N 75.9796°W	Berks	Located in what is now Tulpehocken Creek Park.
48	Historic Moravian Bethlehem Historic District		October 16, 2012 (#12001016)	Bethlehem 40°37′08″N 75°22′51″W / 40.618924°N 75.38076°W	Northampton
49	I. N. and Bernardine Hagan House		May 16, 2000 (#00000708)	Chalk Hill 39°52′09″N 79°31′11″W / 39.869167°N 79.519722°W	Fayette	A higher end Usonian house of those designed by Frank Lloyd Wright.
50	Harmony Historic District		May 30, 1974 (#73002139)	Harmony 40°48′11″N 80°07′42″W / 40.803056°N 80.128333°W	Butler	Associated with Harmony Society and George Rapp.
51	Harrisburg Station and Trainshed		December 8, 1976 (#75001638)	Harrisburg 40°15′36″N 76°52′40″W / 40.260120°N 76.877761°W	Dauphin	Pennsylvania Railroad station with sheds using truss system patented by Albert Fink.
52	Milton S. Hershey Mansion		May 4, 1983 (#78002388)	Hershey Mansion Road 40°17′18″N 76°38′39″W / 40.288271°N 76.644087°W	Dauphin	A home of Milton Snavely Hershey.
53	Honey Hollow Watershed		August 4, 1969 (#69000155)	New Hope 40°22′26″N 75°00′27″W / 40.373889°N 75.0075°W	Bucks
54	Horseshoe Curve		November 13, 1966 (#66000647)	Altoona 40°29′45″N 78°28′54″W / 40.495753°N 78.481696°W	Blair	A horseshoe-shaped railroad track
55	Kennywood Park		February 27, 1987 (#87000824)	West Mifflin 4800 Kennywood Boulevard 40°23′15″N 79°51′48″W / 40.3875°N 79.8633°W	Allegheny	From trolley park era, One of America's first amusement parks.
56	Leap-The-Dips		June 19, 1996 (#91000229)	Altoona 700 Park Ave. 40°28′15″N 78°23′48″W / 40.470833°N 78.396667°W	Blair	The first rollercoaster still standing in the United States.
57	F. Julius Lemoyne House		September 25, 1997 (#97001271)	Washington 49 E. Maiden St. 40°10′05″N 80°14′35″W / 40.168064°N 80.243168°W	Washington	A home of F. Julius LeMoyne, involved with the Underground Railroad
58	Lightfoot Mill		April 5, 2005 (#73001616)	Chester Springs 40°04′53″N 75°38′40″W / 40.081389°N 75.644444°W	Chester	See also Oliver Evans.
59	Lukens Historic District		April 19, 1994 (#94001186)	Coatesville 50, 53, 76 & 102 S. First St. 39°58′52″N 75°49′21″W / 39.981111°N 75.8225°W	Chester	Associated with Rebecca Lukens and Brandywine Ironworks (later Lukens Steel Company).
60	Humphry Marshall House		December 23, 1987 (#87002596)	Marshallton 1407 S. Strasburg Rd./PA Rte. 162 39°56′52″N 75°40′53″W / 39.947747°N 75.681474°W	Chester	A home of Humphry Marshall.
61	Meadowcroft Rockshelter		April 5, 2005 (#78002480)	West of Avella 40°17′11″N 80°29′30″W / 40.286389°N 80.491667°W	Washington	Archaeological site associated with Native Americans.
62	Isaac Meason House		June 21, 1990 (#71000707)	Mount Braddock 39°56′24″N 79°38′55″W / 39.939981°N 79.648576°W	Fayette	A home of Isaac Meason.
63	Merion Cricket Club		February 27, 1987 (#87000759)	Haverford 40°00′56″N 75°18′01″W / 40.015596°N 75.300360°W	Montgomery	From when cricket competed with baseball for American attention.
64	Merion Friends Meeting House		August 5, 1998 (#98001194)	Merion Station 40°00′32″N 75°15′11″W / 40.008786°N 75.252977°W	Montgomery
65	Merion Golf Club		April 27, 1992 (#89002085)	Ardmore 39°59′36″N 75°19′35″W / 39.993333°N 75.326389°W	Delaware	Associated with Bobby Jones, who won the Grand Slam of Golf here in 1930. Host of many U.S. Opens.
66	Mill Grove		May 5, 1989 (#72001138)	Audubon 40°07′23″N 75°26′39″W / 40.123056°N 75.444167°W	Montgomery	A home of John James Audubon.
67	Minisink Archeological Site		April 19, 1993 (#93000608)	Bushkill 41°17′26″N 74°49′44″W / 41.2906°N 74.829°W	Pike	Prehistoric native site; extends into New Jersey.
68	George Nakashima Woodworker Complex		April 23, 2014 (#08000782)	Solebury Township 40°20′25″N 74°57′20″W / 40.3402°N 74.9556°W	Bucks	Art studio and home of woodworker George Nakashima
69	Old Economy		June 23, 1965 (#66000644)	Ambridge 40°35′46″N 80°13′59″W / 40.596158°N 80.233001°W	Beaver	Associated with Harmony Society and George Rapp.
70	Old West, Dickinson College		June 13, 1962 (#66000659)	Carlisle 40°12′10″N 77°11′42″W / 40.2029°N 77.1951°W	Cumberland	Designed by Benjamin H. Latrobe, part of Dickinson College which was founded by Benjamin Rush. James Buchanan, later president, lived here.
71	Asa Packer Mansion		February 4, 1985 (#74001765)	Jim Thorpe 40°51′43″N 75°44′16″W / 40.862046°N 75.737865°W	Carbon	Designed by Samuel Sloan, home of Asa Packer, founder of the Lehigh Valley Railroad and Lehigh University.
72	Pennsylvania State Capitol Complex		September 20, 2006 (#77001162)	Harrisburg Bounded by 3rd and 7th, North and Walnut Streets 40°15′52″N 76°53′01″W / 40.264441°N 76.883624°W	Dauphin	Includes the Pennsylvania State Capitol, North and South Office Buildings, Finance Building, Forum Building, State Street Bridge and Ryan Legislative Office Building. Originally listed with only the capitol, expanded in 2013 to encompass surrounding buildings.
73	Gifford Pinchot House		May 23, 1963 (#66000694)	Milford 41°19′39″N 74°49′15″W / 41.3275°N 74.820833°W	Pike	Home of Gifford Pinchot, first head of the U.S. Forest Service and two-time state governor.
74	Terence V. Powderly House		May 23, 1966 (#66000667)	Scranton 41°23′22″N 75°41′58″W / 41.389519°N 75.699460°W	Lackawanna	Longtime home of Terence Vincent Powderly, a Knights of Labor leader.
75	Joseph Priestley House		January 12, 1965 (#66000673)	Northumberland 40°53′17″N 76°47′25″W / 40.888028°N 76.790359°W	Northumberland	Stately home of chemist Joseph Priestley, who, disenchanted with England moved here in 1794 and continued his ground-breaking research.
76	The Printzhof		November 5, 1961 (#66000661)	Essington 39°51′33″N 75°18′11″W / 39.859164°N 75.303151°W	Delaware	A home of Johan Printz.
77	Pulpit Rocks		November 4, 1993 (#93001614)	Huntingdon 40°31′09″N 78°02′43″W / 40.519167°N 78.045278°W	Huntingdon
78	Matthew S. Quay House		May 15, 1975 (#75001615)	Beaver 40°41′38″N 80°18′12″W / 40.693766°N 80.303372°W	Beaver	A home of Matthew Stanley Quay, a Republican National Chairman who was campaign manager for Benjamin Harrison's successful presidential campaign.
79	St. Mark's Episcopal Church (Jim Thorpe)		December 23, 1987 (#77001135)	Jim Thorpe 40°51′47″N 75°44′18″W / 40.863018°N 75.738209°W	Carbon
80	Searights Tollhouse, National Road		January 29, 1964 (#66000665)	Uniontown 39°56′43″N 79°47′40″W / 39.945285°N 79.794553°W	Fayette	Tollhouses built in 1835 as part of the National Road.
81	Schaeffer House		July 25, 2011 (#11000630)	Schaefferstown 40°17′57″N 76°17′42″W / 40.2992°N 76.2950°W	Lebanon	Possibly the only remaining German Weinbauernhaus in America, combining a residence with the production of alcohol.[4]
82	Smithfield Street Bridge		May 11, 1976 (#74001745)	Pittsburgh Smithfield Street at the Monongahela River 40°26′05″N 80°00′08″W / 40.4347°N 80.0022°W	Allegheny	A truss bridge built between 1881 and 1883.
83	Staple Bend Tunnel		April 19, 1994 (#94001187)	Conemaugh Township 40°21′26″N 78°51′19″W / 40.357273°N 78.855303°W	Cambria	The first railroad tunnel in the United States. Regarded as an engineering marvel.
84	Stiegel-Coleman House		November 13, 1966 (#66000668)	Brickerville 40°14′16″N 76°17′48″W / 40.2378°N 76.2968°W	Lancaster	House built in parts by owner William Stiegel and then by Robert Coleman.
85	Summerseat		July 17, 1965 (#71000685)	Morrisville 40°12′27″N 74°46′44″W / 40.207449°N 74.778895°W	Bucks	A home of George Clymer, a signer of the Declaration of Independence and the U.S. Constitution.
86	George Taylor House		July 17, 1971 (#71000709)	Catasauqua Lehigh & Poplar Sts. 40°38′45″N 75°27′59″W / 40.64587°N 75.466398°W	Lehigh	A home of George Taylor, a signer of the Declaration of Independence.
87	M. Carey Thomas Library		July 17, 1991 (#91002052)	Bryn Mawr 40°01′29″N 75°18′52″W / 40.024645°N 75.314547°W	Montgomery	An architecturally significant building on Bryn Mawr College campus.
88	Union Canal Tunnel		April 19, 1994 (#74001792)	Lebanon Tunnel Hill Road 40°20′58″N 76°27′42″W / 40.349444°N 76.461667°W	Lebanon
89	Valley Forge		January 20, 1961 (#66000657)	Valley Forge 40°05′49″N 75°26′20″W / 40.096944°N 75.438889°W	Chester and Montgomery
90	Gen. Friedrich Von Steuben Headquarters		November 28, 1972 (#72001108)	Valley Forge National Historical Park 40°05′49″N 75°28′13″W / 40.096988°N 75.470278°W	Chester	Headquarters of drillmaster Baron Friedrich Wilhelm Ludolf Gerhard Augustin von Steuben who had served Frederick the Great. Now part of Valley Forge National Historical Park.
91	Washington's Crossing		January 20, 1961 (#66000650)	Yardley, PA and Titusville, NJ 40°18′00″N 74°52′24″W / 40.3°N 74.8734°W	Bucks, PA and Mercer County, NJ	Where George Washington crossed the Delaware River to surprise-attack the British at Trenton in 1776.
92	Washington's Headquarters		November 28, 1972 (#73001655)	Valley Forge National Historical Park Valley Creek Rd., near junction of PA 252 & 23 40°05′58″N 75°27′43″W / 40.099490°N 75.461954°W	Montgomery	Part of Valley Forge National Historical Park.
93	Waynesborough		November 28, 1972 (#73001603)	Paoli 40°01′55″N 75°28′23″W / 40.031988°N 75.473145°W	Chester	Home of General Anthony Wayne.
94	Conrad Weiser House		October 9, 1960 (#66000646)	Womelsdorf 40°21′33″N 76°10′26″W / 40.359167°N 76.173889°W	Berks	A home of Johann Conrad Weiser, who enlisted the Iroquois on the British side of the French and Indian War.
95	Benjamin West Birthplace		December 21, 1965 (#66000662)	Swarthmore 39°54′11″N 75°21′06″W / 39.9031°N 75.3518°W	Delaware	Birthplace of Benjamin West who supported artists including Gilbert Stuart and Charles Willson Peale. On campus of Swarthmore College.
96	Woodmont		August 5, 1998 (#98001192)	Gladwyne 1622 Spring Mill Rd. 40°03′48″N 75°17′29″W / 40.0634°N 75.2915°W	Montgomery	Designed by William Lightfoot Price for industrialist Alan Wood, Jr.. Father Divine also lived here.
97	Woodville		July 28, 1983 (#74001733)	Heidelberg South of Heidelberg on Pennsylvania Route 50 40°22′47″N 80°05′47″W / 40.3797°N 80.0964°W	Allegheny	Home of John Neville, tax collector during the Whiskey Rebellion of 1794.
98	Andrew Wyeth Studio and Kuerner Farm		June 23, 2011 (#11000564)	Chadds Ford Township 39°52′09″N 75°34′32″W / 39.8692°N 75.5756°W	Delaware	The Kuerner Farm was the inspiration for more than 1,000 Wyeth paintings over a 64-year period. Listing expanded (and renamed) in 2014 to include the studio of Andrew Wyeth.
99	N. C. Wyeth House and Studio		December 9, 1997 (#97001680)	Chadds Ford Township 39°51′59″N 75°35′09″W / 39.866342°N 75.585785°W	Delaware	Home and studio of painter N.C. Wyeth and family. Managed by the Brandywine River Museum.

See also

• National Register of Historic Places listings in Pennsylvania
• List of National Historic Landmarks by state
• List of National Historic Sites in United States
• List of Pennsylvania state historical markers

References

1. Numbers represent an ordering by significant words. Various colorings, defined here, differentiate National Historic Landmarks and historic districts from other NRHP buildings, structures, sites or objects.
2. The eight-digit number below each date is the number assigned to each location in the National Register Information System database, which can be viewed by clicking the number.
3. General Orders, 23 September 1777 from the National Archives.
4. http://www.doi.gov/news/pressreleases/AMERICAS-GREAT-OUTDOORS-Secretary-Salazar-Designates-Four-National-Historic-Landmarks.cfm NHL announcement

External links

• Staff (2010-07-09). "National Register Information System". National Register of Historic Places. National Park Service.
• Pennsylvania's Cultural Resources Geographic Information System
• Listings at NationalRegisterofHistoricalPlaces.com