Classified for credit

Utah state park on Echo Reservoir featuring canyon geology and reservoir ecology — covers sedimentary rock formations, water resource management, and outdoor skills.

Iowa state park with stream valleys and mixed hardwood forest — supports field study of watershed ecology, glacial geology, and native flora.

City-operated outdoor center on Staring Lake with canoe rentals and nature programming — covers local ecology, outdoor skills, and physical education.

Rural Iowa nature center with trails, ponds, and wildlife habitat — field biology, Iowa ecology, and outdoor environmental education.

Tennessee state park on Center Hill Lake with forested trails and wildlife habitat — supports ecology, plant and animal biology, and outdoor physical education.

Interpretive center for the Edge of the Wilderness National Scenic Byway — covers boreal forest ecology, glacial geology, and Minnesota's northwoods biome.

New Haven urban park conservancy with labeled specimen trees, a greenhouse, and horticulture gardens — botany and urban ecology field study.

South Carolina barrier island state park with maritime forest and tidal marshes — covers coastal ecology, shell identification, and estuary biology.

Coastal estuary learning center on Edisto Island — covers salt marsh ecology, marine biology, and coastal geography.

Municipal garden along the Edisto River featuring extensive rose collections and native plantings — supports botany and horticulture study.

ACE Basin nature trail through lowcountry forest and wetlands — covers South Carolina coastal plain ecology, wetland hydrology, and migratory wildlife.

South Carolina coastal wildlife management area protecting blackwater river bottomlands — covers wetland ecology, biodiversity, and lowcountry watershed systems.

Coastal wildlife sanctuary on Long Island Sound with bird-banding programs — migratory bird ecology, wetland habitats, and coastal conservation.

University-managed arboretum with labeled native and ornamental plant collections — supports plant taxonomy, ecology, and Appalachian forest botany.

Houston Audubon urban woodland sanctuary with marked trails and bird-banding station — supports birding, urban ecology, and wildlife conservation curriculum.

Protected coastal wildlife sanctuary along Long Island Sound — supports migratory bird study, wetland ecology, and conservation biology.

State park at the confluence of the Missouri and Mississippi Rivers — river hydrology, migratory bird ecology, and watershed geography.

Nature center along the American River Parkway — covers regional wildlife biology, riparian ecology, and native plant identification.

Township nature reserve with trails through coastal plain habitat — supports field biology, local ecosystem study, and outdoor education in southern NJ.

Lake Texoma shoreline state park offering habitat diversity, birdwatching, and outdoor ecology alongside Eisenhower birthplace history nearby.

Kansas state park with reservoir, hiking, and wildlife habitat — covers freshwater ecology, native flora and fauna, and outdoor recreation.

Large regional park in Long Beach with nature center, lake, and wildlife habitat — supports ecology, bird identification, and outdoor physical education.

Kansas state park on El Dorado Reservoir with wildlife areas and nature programs — freshwater ecology, birding, and outdoor education.

Urban nature center with lakes, wetlands, and wildlife trails — supports local ecology, bird biology, and habitat conservation study.