Classified for credit

Botanical garden and arboretum with outdoor sculpture — covers plant biology, ecology, and landscape design across 158 acres.

AZA-accredited zoo with strong conservation programming — covers zoology, animal behavior, and global habitat and biodiversity.

Coastal botanical garden on the Pacific bluffs — covers native plant ecology, coastal geology, and Pacific Northwest biodiversity.

Missouri state park on the Meramec River with caves and ranger programs — karst geology, river ecology, and native wildlife.

Federal wildlife refuge adjacent to Kennedy Space Center — migratory bird habitat, Florida scrub ecosystem, and Atlantic coastal ecology.

Federal wildlife refuge visitor center adjacent to Kennedy Space Center — migratory bird ecology, Florida scrub habitat, and conservation biology.

Regional zoo with diverse animal collection — supports zoology, animal behavior, and wildlife conservation curriculum.

Accredited private zoo with 200+ species — supports zoology, animal behavior, and conservation biology study.

State park on Mille Lacs Lake with Native American archaeological sites and an interpretive center — covers ecology, Minnesota geology, and Indigenous cultural history.

Minnesota state park with waterfalls and a bison range — geomorphology, prairie ecology, and bison conservation biology.

Sky Lakes wilderness park in the Shawangunk Ridge — ecology, glacial geology, and plant communities across cliff-top and lake habitats.

NPS visitor center and recreation area along the urban Mississippi River — covers river ecology, watershed geography, and the role of the Mississippi in American history.

35,000-acre Shawangunk Ridge preserve with maintained trails — covers geology, forest ecology, biodiversity, and Hudson Valley geography.

Vast Mojave Desert preserve with cinder cones, lava flows, and Joshua tree ecosystems — geology, desert ecology, and geomorphology in the field.

One of New England's most-climbed peaks — supports study of geology, alpine ecology, weather patterns, and topographic navigation.

Developed trailhead and visitor area for one of New England's most-climbed peaks — ecology, geology, and topography in a forest-to-summit setting.

Unique wildlife attraction where free-ranging primates live in a natural habitat — supports primate behavior, ecology, and conservation studies.

State natural reserve protecting iconic tufa towers formed by geochemical precipitation — covers geochemistry, alkaline lake ecology, and migratory bird biology.

Large national forest in the Appalachian highlands — covers temperate forest ecology, watershed biology, and Appalachian geography through ranger programs and trails.

Grizzly bear rescue sanctuary with naturalist-led programs — covers bear biology, wildlife conservation, and large-mammal ecology.

Major federal wildlife refuge on the Atlantic Flyway — migratory bird biology, wetland ecology, and waterfowl conservation with auto tour and trails.

AZA-accredited zoo with wildlife learning museum — animal biology, conservation ecology, and wildlife management across diverse species collections.

Maine's largest lake region offering boreal ecology, watershed geography, wildlife observation, and outdoor education in a remote wilderness setting.

Glacially formed Illinois state park with lakes, bogs, and river ecosystems — covers glacial geology, freshwater ecology, and McHenry County natural history.