Classified for credit

Remote BLM/NPS national monument with volcanic geology, dark skies, and archaeological sites — geomorphology, ecology, and Indigenous cultural history.

High-elevation Blue Ridge peak with wildlife habitats, a swinging bridge, and nature museum — covers Appalachian ecology, geology, and elevation-driven biomes.

High-elevation Blue Ridge state park with a Mile High Swinging Bridge and wildlife habitats — covers Appalachian geology, elevation-gradient ecology, and conservation.

Free Anheuser-Busch family farm at U.S. Grant's former St. Louis estate — animal viewing and a brewery-history exhibit.

Federally managed tidal estuary refuge hosting up to one million shorebirds during spring migration — covers migratory ecology, wetland biology, and Pacific Flyway geography.

High-elevation Virginia state park with Appalachian balds, wild ponies, and highland ecology — supports Appalachian geography and field biology.

Northwest Florida coastal state park with rare dune lakes, salt marshes, and Gulf beach — supports coastal ecology, barrier-island geography, and outdoor PE.

Smithsonian National Zoo's Great Ape House — primate behavior, social structure, and great-ape conservation biology.

National wildlife refuge protecting one of the East Coast's largest blackwater swamps — wetland ecology, hydrology, and biodiversity in a unique peat-bog ecosystem.

NPS-managed Potomac River gorge park featuring geology, river ecology, and dramatic waterfalls accessible via ranger-guided programs.

Regional zoo with conservation programming — supports zoology, animal adaptation, and wildlife conservation concepts.

Outdoor education center inside Great Swamp NWR — wetland ecology, bird identification, and watershed science with ranger programs.

Urban botanical garden with conservatory and outdoor collections — plant biology, taxonomy, and sustainable horticulture.

Large accredited zoo in British Columbia with 100+ species — covers zoology, conservation biology, and animal adaptations.

Historic estate garden featuring 80+ topiary sculptures — covers horticultural science, plant shaping techniques, and landscape history.

Formal botanical garden with themed collections — supports plant taxonomy, horticulture science, and seasonal ecology study.

New York state park featuring rare meromictic glacial lakes with permanently stratified water layers — glacial geology and limnology field study.

Utah state park on the Green River — desert riparian ecology, Colorado Plateau geology, and river geography in a semi-arid environment.

AZA-accredited municipal zoo with conservation programs — supports zoology, animal biology, and wildlife conservation curriculum.

State park featuring a large black-tailed prairie dog colony — covers mammal social behavior, grassland ecology, and Montana's shortgrass prairie ecosystem.

Wildlife facility near Yellowstone housing non-releasable grizzly bears and wolves — covers apex predator ecology and wildlife conservation biology.

Outdoor sculpture park on 42 acres with 270+ works integrated into a landscaped setting — supports art history, sculpture study, and ecological landscape design.

High-Sierra state park featuring geothermal hot springs, riparian meadows, and conifer forest — geothermal geology, hydrology, and Sierra Nevada ecology.

Gorge trail system within South Cumberland State Park featuring waterfalls and sandstone geology — covers forest ecology, geomorphology, and watershed science.