Classified for credit

Small urban nature center in the Texas Hill Country — covers native plant ecology, local wildlife, and conservation biology.

State-managed recreational lake area offering outdoor study of freshwater ecology, wildlife habitat, and Nebraska's glacial lake geography.

Nebraska state recreation area with lakes and wetland habitat — supports freshwater ecology, wildlife observation, and outdoor PE.

Small nature center with indoor exhibits and an outdoor theater in northern Ohio — supports wildlife biology, local ecology, and environmental science.

Pennsylvania state park with diverse habitats — forest ecology, wildlife biology, orienteering, and watershed study.

Montana state park on Frenchtown Pond — freshwater ecology, wildlife observation, and outdoor recreation.

Audubon-affiliated wildlife sanctuary with forest and wetland habitats — supports bird identification, native plant ecology, and field naturalist skills.

Boerner Botanical Gardens — themed gardens and Wisconsin horticulture programs.

National Wildlife Refuge on the Rio Grande flyway — migratory bird ecology, wetland habitat science, and conservation biology.

Southern Arizona NWR supporting Sonoran desert and grassland species — covers desert ecology, migratory bird biology, and borderlands geography.

Historic municipal rose garden in West Hartford, CT — covers horticulture, rose taxonomy, and plant breeding; one of the oldest public rose gardens in the U.S.

Visitor and outreach center for Maine's coastal island refuges — seabird conservation biology and island ecosystem education.

Friends/volunteer group supporting Ottawa NWR on Lake Erie — migratory bird ecology, Great Lakes wetland biology, and wildlife conservation.

Living bison herd on the Kansas plains — covers Great Plains ecology, native ungulate biology, and the historical role of bison in Plains culture.

Support organization for Sherburne NWR — refuge covers prairie, wetland, and oak savanna habitats supporting migratory bird and wildlife ecology study.

Wildlife rehabilitation center open for educational visits — covers native Texas wildlife, injury rehabilitation biology, and species conservation.

Small municipal zoo with Louisiana native and exotic species — animal biology, conservation, and ecosystems of the Gulf South.

Regional nature center with native Appalachian wildlife exhibits and live animal habitats — covers wildlife biology, ecology, and regional conservation.

Nature center on Wildwood Lake in Harrisburg with wetland trails — covers freshwater ecology, bird identification, and riparian habitat study.

Quaker-operated environmental education center near Harpers Ferry — offers ecology programs, forest study, and watershed exploration in the Blue Ridge.

Non-profit botanic garden in Michigan City featuring rose, herb, and native plant gardens — supports plant biology and horticulture study.

Small urban wildlife sanctuary in Clarkston — native species habitat, wildlife rehabilitation awareness, and urban ecology.

Working family farm open for seasonal visits — supports plant biology, sustainable agriculture, and farm-to-table ecology lessons.

Part of the Fort Worth Botanic Garden complex — plant taxonomy, horticultural science, and ecosystem diversity across themed garden sections.