Classified for credit

NPS recreation area protecting 70,000 acres of Delaware River gorge — covers river ecology, glacial geology, watershed biology, and riparian habitats.

Iconic Gettysburg battlefield rock formation used by Confederate sharpshooters — primary-source Civil War military history and terrain study.

Hands-on science center in State College with interactive exhibits covering physics, biology, and environmental science for elementary and middle-school learners.

Preserved narrow-gauge railroad with operating steam locomotives — covers 19th-century industrial history, rail engineering, and Appalachian heritage.

Gettysburg cavalry battlefield — covers the July 3, 1863 Union cavalry actions, Civil War tactics, and the decisive role of the Eastern Theater.

Eisenhower's retirement home and working farm in Gettysburg — covers WWII leadership, Cold War presidency, and 1950s American political history.

AZA-accredited zoo near Philadelphia with conservation programming — covers zoology, animal behavior, and wildlife conservation across a diverse collection.

Maritime museum on Presque Isle Bay featuring the brig Niagara — covers naval history of the War of 1812, ship construction, and Great Lakes commerce.

Regional zoo with diverse animal collection — supports zoology, animal adaptations, and conservation biology curriculum.

Scranton's Everhart Museum — natural history (dinosaurs, taxidermy), planetarium, and a fine-art collection.

Home of the reconstructed US Brig Niagara — covers War of 1812 naval history, 19th-century sailing technology, and Great Lakes maritime heritage.

National memorial to the 40 passengers who thwarted the 9/11 hijacking — covers modern U.S. history, civic courage, and primary-source analysis.

Reconstructed French and Indian War fort with museum — covers 18th-century colonial warfare, frontier strategy, and Pennsylvania settlement.

Site of Gen. Robert E. Lee's headquarters during the Battle of Gettysburg — primary-source Civil War command history and battlefield geography.

Gettysburg museum and visitor center adjacent to the battlefield — covers Civil War tactics, turning-point analysis, and the significance of the Gettysburg Address.

Living-history reenactment field near Gettysburg — reinforces Civil War tactics, battlefield geography, and primary-source military history.

Hands-on children's museum with interactive exhibits covering early literacy, numeracy, and basic science concepts.

Working motorcycle manufacturing plant offering guided factory tours — covers assembly-line engineering, industrial manufacturing, and American labor history.

World-renowned raptor migration lookout with live counting and naturalist-led programs — avian biology, migration ecology, and conservation science.

Guided factory tour of a large-scale snack food production facility — covers food science, manufacturing processes, quality control, and supply-chain economics.

23-acre botanical garden founded by Milton Hershey — covers plant taxonomy, horticulture, and seasonal ecology with themed garden collections.

Factory tour and interactive attraction at Hershey showing cocoa-to-chocolate production — covers food science, manufacturing, and agricultural supply chains.

Pennsylvania state park featuring a boulder field National Natural Landmark — supports glacial geology, ecology, and outdoor PE curriculum.

Restored 18th-century iron furnace complex with living-history demonstrations covering colonial iron production, industrial history, and metallurgy.