Classified for credit

Large private zoo in Massachusetts with diverse animal collection — comparative zoology, animal behavior, and conservation biology across many species.

Zoo and museum complex with North American wildlife and vintage farm/Americana exhibits — covers zoology, animal behavior, and regional natural history.

Black Hills canyon nature area with limestone cliffs, waterfalls, and diverse forest — covers Black Hills geology, riparian ecology, and South Dakota biodiversity.

Missouri Department of Conservation nature center with indoor exhibits and Ozark trail system covering native wildlife biology, forest ecology, and watershed science.

National recreation area anchored by WV's highest peak and dramatic quartzite cliffs — covers Appalachian geology, ecology, and topography.

Outdoor nature center on Squam Lake with live native animals, naturalist-led programs, and trails covering NH ecology and wildlife biology.

Florida state park on the Gulf with developed beach, dunes, and nature trails — covers coastal ecology, dune biology, and Gulf of Mexico marine habitats.

Accredited zoological park specializing in crocodilians and reptiles — covers herpetology, adaptation, and conservation biology.

Large Minnesota state park on the St. Croix River — covers river ecology, boreal forest biology, and outdoor skills through ranger programs and trails.

Combined museum and working farm/nature center with live animals and ecology exhibits — natural history, animal science, and environmental education.

Working adventure farm with animals, crops, and seasonal agricultural activities — covers plant life cycles, animal husbandry, and farm ecology.

Nature center in a limestone cave park along the Mississippi River — covers cave ecology, karst geology, regional bird and mammal biology, and the Des Moines River watershed.

Illinois state park with dramatic sandstone canyons and waterfalls — covers geology, river ecology, and Illinois natural history.

Illinois state park with sandstone canyons and waterfall trails — glacial geology, forest ecology, and physical geography.

Visitor center for an Illinois state park featuring sandstone canyons and waterfalls — covers glacial geology, river erosion, and Illinois River valley ecology.

University of Georgia's official botanical garden with themed collections — covers plant taxonomy, native Georgia flora, and conservation biology.

Historic lodge inside Custer State Park in the Black Hills — gateway to bison ecology, prairie habitat, and South Dakota natural history.

Accredited zoo with reptile focus and strong conservation programs — supports zoology, animal adaptation, and biodiversity curriculum.

Front Range state park with diverse habitats, ranger programs, and geology features — covers ecology, geology, and outdoor skills in the Colorado foothills.

Washington state park centered on a basalt butte in the Columbia Plateau — covers glacial geology, high-desert ecology, and the geology of channeled scablands.

Gateway to the Okefenokee Swamp with ranger programs — covers swamp ecology, cypress habitat, reptile biology, and Georgia coastal plain geography.

Ice Age channeled scablands park featuring Dry Falls — glacial geology, geomorphology, and Pacific Northwest ecology.

Historic sunken botanical garden with 50,000+ tropical plants — plant taxonomy, tropical horticulture, and Florida native and exotic species identification.

Oregon Coast state park with sea caves, tide pools, and forest trails — covers marine biology, coastal geology, and Pacific Northwest ecology.