Classified for credit

Grinnell College field research area with restored prairie, wetland, and forest — applied ecology, conservation biology, and environmental science.

Federal wildlife refuge in the Columbia River valley — covers wetland ecology, migratory bird biology, and Pacific Northwest habitat conservation.

Washington state park in the Okanogan Highlands with a reservoir and mixed-conifer habitat — covers high-desert ecology and watershed geography.

Small private zoo in rural Wisconsin with exotic and domestic animals — supports basic zoology and animal care concepts for younger students.

Community botanic garden with labeled native and Mediterranean-climate plant collections — plant biology and local ecology.

Nature playscape within a wetland park — riparian ecology, water systems, and unstructured outdoor learning for younger children.

Urban nature preserve along the Reedy River with trails and wildlife habitat — supports riparian ecology, bird identification, and local watershed study.

Greenville city park with Reedy River greenway, wetland areas, and trails — supports outdoor ecology observation and physical education.

Narragansett Bay shoreline park with tidal access — covers coastal ecology, tidal patterns, and marine invertebrate biology through direct observation.

Audubon-managed sanctuary with forest, wetland, and pond habitats — bird identification, native plant ecology, and conservation biology fieldwork.

One of the oldest bird sanctuaries in the US with natural history exhibits — covers ornithology, local ecology, and conservation history.

Audubon wildlife sanctuary and nature center with trails and bird-banding programs — covers ornithology, Connecticut coastal ecology, and conservation.

Audubon coastal center at Milford Point — Long Island Sound shorebird ecology and salt-marsh observation.

College-affiliated arboretum with native plant collections supporting botany, ecology, and regional plant identification studies.

Connecticut College's 750-acre arboretum with native plant collections and ecological research areas — supports botany, dendrology, and plant community study.

Volunteer-maintained perennial garden on the Oregon coast — supports plant identification, horticulture, and Pacific Northwest botanical ecology.

Zoo Miami's Conservation Action Center — wildlife conservation science, endangered species biology, and Florida ecosystem advocacy.

Conservation-focused garden in Atlanta demonstrating sustainable landscaping, native plant ecology, and water-wise horticulture.

Jordan Valley Water Conservancy district garden demonstrating water-wise landscaping — covers xeriscape principles, native Utah plants, and water conservation.

Conservatory at Hidden Lake Gardens (MSU) — plant biology, taxonomy, and controlled-environment horticulture in a working conservatory.

Franklin Park Conservatory greenhouse building with diverse plant collections — supports botany, tropical and desert plant biology, and horticultural science.

Formal garden within Central Park featuring seasonal plantings — supports botany, plant taxonomy, and landscape ecology study.

Private wildlife conservation park in Ohio with native and exotic species — applied zoology, conservation biology, and animal behavior.

Hamilton County, IN nature center in Cool Creek Park — central-Indiana forest ecology and beginner programs.