Classified for credit

Iowa state park with reclaimed surface-mine lakes — covers ecological restoration, freshwater biology, and land-use history.

State park along the Kettle River with whitewater rapids — covers river geology, erosion processes, and freshwater ecology.

Northern Virginia nature preserve with meadow and stream habitats supporting ecology, native species identification, and watershed biology.

Michigan state park on Keweenaw Bay offering Great Lakes shoreline ecology, boreal forest biology, and Upper Peninsula geography study.

Eastern Ohio state park near Belmont County — covers Appalachian plateau ecology, freshwater biology, and outdoor recreation in a forested setting.

Wetlands interpretive center in the Cache River watershed — wetland ecology, migratory birds, and Illinois natural heritage.

County-managed waterfowl preserve with trails and wetland habitat — migratory bird ecology, wetland biology, and wildlife conservation.

Small nature center in Bucks County with hands-on natural history exhibits and outdoor exploration — covers local ecology and wildlife biology.

Urban nature center within West River Memorial Park — covers Connecticut wildlife ecology, pond biology, and local bird and plant identification.

South Carolina state park with longleaf pine habitat, wetlands, and trails suitable for ecology and outdoor PE fieldwork.

Farm animal exhibit at Stone Zoo — introductory animal husbandry, domestic animal biology, and agricultural science for young learners.

Small working farm and stable in rural Arkansas — hands-on domestic animal care, basic equine science, and farm ecology for young learners.

Small petting zoo with barnyard animals — basic animal husbandry, domesticated species biology, and farm ecology.

Small zoo within Green Hill Park featuring barnyard and native animals — supports animal biology and conservation awareness for younger learners.

State wildlife area centered on a reservoir lake — bird ecology, wetland biology, and wildlife observation with a staffed nature center.

Front Range reservoir state park and Important Bird Area — covers migratory bird ecology, wetland biology, and Colorado plains habitat.

Kentucky state resort park on Barren River Lake — ecology, watershed geography, and outdoor recreation in a developed lakeside setting.

Barrier island interpretive center on Florida's Atlantic coast — coastal geology, sea-turtle ecology, and barrier island formation.

U.S. Botanic Garden outdoor gardens featuring the monumental Bartholdi Fountain — supports plant science, botany, and landscape design.

Connecticut arboretum with labeled collections — plant taxonomy, ecology, and seasonal botanical observation.

Community nature center with wetland and woodland trails in northeastern Illinois — supports local ecology, plant and wildlife identification, and outdoor education.

Georgia wildlife management area with mixed forest and wetland habitat — supports field study of Piedmont ecology, wildlife tracking, and biodiversity.

Freshwater wetland wildlife refuge in the Hudson Valley — supports bird ecology, wetland biology, and environmental conservation studies.

Willamette Valley NWR managed for migratory waterfowl and native prairie — covers wetland ecology, Pacific Flyway biology, and grassland habitat restoration.