Classified for credit

Historic Germantown house and garden spanning 1690–1973 — covers colonial domestic life, abolitionist history, and architectural change over time.

Community college planetarium with dome shows and telescope programs — covers astronomy, celestial mechanics, and the scale of the solar system.

Pennsylvania state park centered on a glacially formed lake — covers freshwater ecology, forest biology, and Appalachian geology.

Amateur astronomical society observatory with public viewing nights — covers telescope optics, celestial navigation, and observational astronomy.

Multi-site York County history center with artifacts spanning colonial through industrial eras — supports Pennsylvania history, civics, and primary-source research skills.

School-based public planetarium offering astronomy programs — covers celestial mechanics, star life cycles, and observational astronomy.

Historical society preserving an iron furnace and lock-ridge site — covers 19th-century iron production, industrial history, and Pennsylvania canal systems.

Campus arboretum in Pottstown featuring labeled tree and shrub collections — supports dendrology, plant identification, and ecology study.

National philatelic library and archive in a restored match factory — covers postal history, graphic arts history, and American social history through stamp design.

19th-century Greek Revival estate associated with Nicholas Biddle — Federal-era architecture, American banking history, and decorative arts.

Small local museum and gallery in historic Delaware Water Gap village — covers regional Pocono history and local fine-art traditions in a 19th-century building.

Preserved coal breaker site in the anthracite region — covers industrial history, child labor, and 19th-century mining technology.

19th-century estate in Girard, PA preserving the home of a prominent local family — covers Victorian domestic history and northwest Pennsylvania heritage.

Small community art museum in a historic building — provides exposure to fine art exhibits in a central Pennsylvania arts context.

Regional history center covering Berks County from colonial settlement through the industrial era — primary-source documents and local heritage artifacts.

Preserved home of David Bradford, leader of the 1794 Whiskey Rebellion — covers early federal authority, taxation, and frontier Pennsylvania history.

Center dedicated to Pennsylvania German (Deutsch) heritage and language — covers immigration history, cultural studies, and regional American history.

City-run gallery in Erie, PA with rotating exhibits of regional and contemporary art — supports visual arts curriculum.

Local preservation society with artifacts and exhibits on Columbia, PA's industrial and colonial history along the Susquehanna River.

Local historical society in Corry, PA preserving northwest Pennsylvania industrial and community history through artifacts and documents.

Small railroad station museum in the Poconos preserving local transportation history and early 20th-century rail community life.

Delaware County historical society with research library and exhibits covering Pennsylvania colonial and industrial history.

Museum dedicated to American modernist painter Charles Demuth — art history and early 20th-century American art movements.

Local historical society preserving DuBois-area industrial and community history through documents, artifacts, and photographs.