Classified for credit

Preserved 1840s frontier military fort with restored buildings and ranger programs covering pre-Civil War U.S. expansion and military history.

Active U.S. Army post and National Historic Landmark with museums covering frontier-era military history, Native American history, and the Indian Wars.

Active Army post and national historic landmark with museum covering frontier military history, Native American relations, and the Indian Wars era.

Reconstructed Revolutionary War fort with living-history programs — covers the Northern theater of the American Revolution and 18th-century frontier military strategy.

National Monument marking the 1861 Confederate capture of Fort Sumter — primary-source Civil War history and the causes of secession.

Restored 18th-century fort critical in the French and Indian War and Revolution — military history, fortification engineering, and colonial-era geopolitics.

Reconstructed 1828 fur-trade fort on the Missouri River — covers westward expansion, Plains Indian relations, and 19th-century commerce.

NPS living-history site reconstructing the 1845 Hudson's Bay Company fur-trade fort — covers westward expansion, Pacific Northwest history, and cross-cultural trade.

NPS visitor center for Fort Vancouver National Historic Site — covers the fur trade, British/American territorial history, and Pacific Northwest settlement.

Accredited zoo with diverse animal collection and conservation programming — supports zoology, ecology, and wildlife biology curriculum.

Reconstructed French and Indian War fort on Lake George with costumed interpretation covering colonial warfare and 18th-century military life.

Late-19th-century coastal artillery fort turned state park with intact batteries, bunkers, and Puget Sound maritime history.

Aviation museum with historic aircraft collection covering the history of flight, military aviation, and aerospace engineering.

One of the oldest botanic gardens in the Southwest — plant taxonomy, horticulture, and regional ecology across 110 acres.

3,600-acre urban wildlife refuge with 20+ miles of trails covering cross timbers ecology, native fauna, and riparian biology.

Historic cattle-drive district with daily longhorn drives and working cowboys — covers Western settlement and 19th-century livestock economy.

Pre-Civil War brick fort with ranger interpretation at Key West — covers 19th-century coastal fortification engineering, military history, and Florida Keys geography.

IA fossil and prairie center — paleontology dig site (Devonian fossils) and tallgrass prairie restoration.

National monument preserving one of the world's richest Eocene freshwater fossil deposits — paleontology, geology, and stratigraphy.

NPS visitor center for a 50-million-year-old lake-bed fossil site — covers paleontology, stratigraphy, and Eocene-era ecosystem reconstruction.

Drive-through and walk-through wildlife center near Glen Rose, TX — animal conservation biology, endangered species programs, and wildlife ecology.

Living-history farm at Fosterfields demonstrating late-19th-century agricultural practices — covers social history, pre-industrial technology, and farm ecology.

Coral aquaculture and reef-fragment propagation facility — covers marine biology, coral reef ecology, and applied aquaculture science.

NH state park featuring a glacially carved flume gorge — covers geomorphology, glacial geology, and White Mountains ecology on a developed trail system.