Classified for credit

Minnesota Valley NWR trail system with bass-pond wetland habitat — covers freshwater ecology, waterfowl biology, and riparian ecosystems.

New Jersey Pine Barrens state forest with cedar streams and pine-oak ecology — supports botany, hydrology, and forest ecosystem studies.

Central Texas state park in a Lost Pines ecosystem — forest ecology, post-fire habitat recovery, geology, and native wildlife biology.

Nature center and native plant park along the Feather River combining riparian ecology, native plant botany, and local cultural history.

Metro park nature center on Darby Creek — stream ecology, Ohio biodiversity, and naturalist-led programming.

Boardwalk nature sanctuary through one of the northernmost bald-cypress swamps — covers wetland ecology, tree identification, and watershed biology.

Washington state park centered on a volcanic maar lake — supports geology, aquatic ecology, and Pacific Northwest natural history.

Farm-based petting zoo at a working orchard — hands-on animal husbandry, basic zoology, and agricultural life cycles for young learners.

Municipal wildlife sanctuary with native Wisconsin species — supports wildlife rehabilitation biology and regional ecology studies.

City-operated wildlife sanctuary and nature center with native Wisconsin animals and naturalist programming covering local ecology.

Great Lakes shoreline state park with wetlands and birding trails — supports study of freshwater coastal ecology, migratory birds, and Great Lakes geography.

Puget Sound shoreline state park with tidal flats and bird habitat — supports coastal ecology, Pacific Northwest geography, and outdoor PE.

Federally managed bottomland hardwood refuge in the Mississippi Alluvial Valley — wetland ecology, migratory waterfowl biology, and river delta geography.

Wildlife park in Alvin, TX, offering close observation of exotic and native animals to support zoology and conservation curriculum.

Urban NWR protecting 23,000 acres of Gulf Coast wetlands — migratory bird biology, bayou ecology, and wetland conservation.

Louisiana coastal state park in the Mississippi River delta — bayou ecology, wetland science, and Gulf Coast geography.

Coastal nature center on Galveston Bay with estuarine habitat, birding, and wetland trails — supports estuarine ecology and Texas coastal geography.

Oregon Coast state recreation site with beach and forest habitat along the Pacific — supports coastal ecology, tide and wave science, and outdoor PE.

Michigan State University botanical garden with labeled plant collections — covers plant taxonomy, horticulture, and ecological adaptation.

Illinois state park containing old-growth bottomland forest on the Wabash River — supports forest ecology, dendrology, and native habitat study.

Metro Nashville nature park with forested trails and creek habitat — supports field study of Tennessee deciduous-forest ecology, wildlife, and watersheds.

Metro Nashville state park with nature center, trails, and creek access — forest ecology, watershed biology, and field naturalist skills.

County-run nature center with live animals, trails, and environmental education programs — covers local wildlife biology and forest ecology.

Large New Hampshire state park with diverse forest habitats and wildlife — covers forest ecology, wildlife tracking, and outdoor PE with extensive trail systems.