Classified for credit

Urban wetlands preserve in Murfreesboro with boardwalks and wildlife — supports wetland ecology, native plant biology, and water cycle studies.

Federal wildlife refuge with diverse wetland and upland habitats — waterfowl ecology, wetland science, and wildlife management practices.

Federal wildlife refuge visitor center with wetland and bottomland habitat — covers waterfowl biology, wetland ecology, and migratory bird conservation.

National wildlife refuge with wetlands and migratory bird habitat — covers ecology, wetland biology, and wildlife conservation.

Kansas state park featuring sandstone concretion formations — covers geological weathering, erosion, and Great Plains natural history.

Remote Upper Peninsula state park on Lake Superior with dune, forest, and freshwater lakeshore ecosystems for ecology and outdoor education.

Coastal wetland preserve on Muskegon Lake — shoreline ecology, migratory bird habitat, and Great Lakes watershed biology via self-guided trails.

Children's outdoor nature play area at Memphis Botanic Garden with sensory gardens and nature exploration stations — supports early botany and outdoor science.

Large Cape Cod state forest with diverse pine barrens habitat — supports study of glacial geology, native ecology, and colonial land-use history.

Municipal arboretum and botanical garden — supports plant taxonomy, ecology, and local flora identification.

Minnesota state park on glacially formed Fountain Lake with interpretive trails covering geology, woodland ecology, and migratory birds.

Urban botanical garden with diverse plant collections and conservatory — covers plant biology, horticulture, and regional ecology in a developed outdoor setting.

Coastal state park with maritime forest, beach, and ranger programs — covers littoral ecology, barrier island geology, and SC coastal biology.

State park fishing pier on the Atlantic coast — supports marine biology observation, coastal ecology, and tide and wave study.

Small Puget Sound state park with tidal beach access — supports marine biology, Pacific Northwest ecology, and coastal geography study.

Urban state park centered on the Mystic Lakes reservoir — ecology, watershed biology, and freshwater habitat study in a developed outdoor setting.

Urban wetland education center on the Mississippi River — covers riparian ecology, migratory birds, and wetland conservation biology.

Federally managed coastal refuge on Nantucket — shorebird nesting habitat, barrier beach ecology, and migratory species observation.

Urban wetland sanctuary in Everett with trails and bird observation — covers Pacific Northwest wetland ecology and migratory bird biology.

Private nature center on a working farm with trails through wetlands and forest — supports field ecology, native species study, and conservation education.

Mississippi state park with hiking, fishing, and forest habitat — supports outdoor PE, ecology observation, and basic natural-history field study.

Tennessee state park along the historic Natchez Trace corridor — covers forest ecology, native wildlife, and the cultural geography of the historic trail.

Large Tennessee state park and forest with lakes, trails, and wildlife habitat supporting ecology, biology, and outdoor education.

Tennessee River valley state park with forest trails and Civil War–era context — ecology, geology, and regional history.