Classified for credit

Living-history settlement with demonstrations of 19th-century trades and pioneer crafts — Florida frontier history, early technology, and material culture.

America's oldest living botanical garden, established 1728 — covers native plant ecology, colonial-era botany, and naturalist history.

MA state park featuring a dramatic 60-foot waterfall — geology, erosion, stream ecology, and physical geography via a moderate hiking trail.

Trailhead on the Battle Road corridor of Minute Man NHP — covers the opening battles of the American Revolution and colonial-era military history.

Restored WWII-era battleship with self-guided tours covering naval engineering, WWII Pacific theater history, and military technology.

Working family orchard and farm with pick-your-own operations — applied plant biology, agricultural economics, and seasonal food production.

Remote Maine wilderness park containing Mt. Katahdin — supports ecology, geology, wilderness navigation, and physical education through hiking.

Hands-on children's discovery museum at the bay — interactive exhibits support early STEM, literacy, and environmental awareness.

City-operated park with a working planetarium, nature center, and wildlife exhibits — covers astronomy, Appalachian ecology, and life science.

Columbia River Gorge state park built on a volcanic basalt monolith — covers geological history, river ecology, and Pacific Northwest flora.

Living open-air museum of Northern England life — NOT a US venue; address is County Durham, UK. Classified on content: Victorian/Edwardian living history.

Sacred volcanic butte state park combining Great Plains geology, Native American history, and trail-based geography and ecology studies.

Drive-through wildlife park featuring native North American animals — supports zoology, wildlife behavior, and conservation education.

Nature center within Pinnacles National Park featuring cave talus formations and native wildlife habitat — supports geology, cave biology, and ecology.

State park on a high-altitude glacial lake with opportunities to study freshwater ecology, geology, and shoreline biodiversity.

Large Hudson Valley state park with ranger programs — covers Appalachian ecology, watershed biology, and physical geography.

Federal migratory bird refuge on the Great Salt Lake with visitor center and auto tour — covers shorebird ecology, wetland biology, and the Pacific Flyway.

Drive-through and walk-through wildlife park near Route 66 — covers North American fauna, conservation biology, and animal behavior.

Oklahoma state park featuring forested mountains, trout streams, and the Broken Bow Reservoir — supports ecology, freshwater biology, and Ouachita Mountain geography.

Oklahoma state park with forested Ouachita Mountain terrain, a nature center, and the Mountain Fork River — covers riparian ecology, native wildlife, and forest biology.

Guided underground tour of a working exhibition coal mine in West Virginia — covers coal geology, mining engineering, and Appalachian industrial history.

Natural history museum and planetarium at U of MN — covers ecology, geology, astronomy, and Minnesota wildlife specimens.

Antebellum plantation in Nashville covering Tennessee thoroughbred horse culture, plantation economy, and the lives of enslaved people on the property.

Newport's Gilded Age mansion corridor — covers 19th-century American industrial wealth, architectural history, and the social history of the Gilded Age.