Classified for credit

Northern New Hampshire state park on the Androscoggin River — riparian ecology, boreal forest biology, and New England geography.

Vermont state park along the Deerfield River with forested trails — supports forest ecology, watershed biology, and outdoor physical education.

Texas state park featuring active sand dunes — supports geology, wind erosion, desert ecology, and physical geography study.

Remote WV state park with a mountain lake and wooded trails — supports freshwater biology, Appalachian ecology, and outdoor PE.

Municipal botanical garden in Wausau with themed plant collections — supports plant biology, ecology, and seasonal life-cycle study.

Federal wildlife refuge on barrier islands protecting critical shorebird and seal habitat — supports migratory bird biology, coastal ecology, and conservation studies.

Small Minnesota state park on a glacial lake with a tragic 1862 Dakota War history — covers freshwater ecology, glacial geography, and regional history.

Audubon-operated center with native habitat, bird banding programs, and conservation education along the Yellowstone River corridor.

Guided birding tours in western Montana covering bird identification, migration ecology, and riparian habitat — applied ornithology in the field.

Botanical garden focused on Montana native flora, supporting plant ecology, ethnobotany, and regional biodiversity study.

Missouri state park centered on Montauk Spring, a major Ozark trout hatchery site — covers freshwater ecology, spring hydrology, and fish biology.

Forested nature preserve with trail system — covers forest ecology, geology, and physical fitness.

State park adjacent to Huntsville with trails and nature programs — covers Appalachian ecology, geology, and outdoor science.

Federal wildlife refuge on the Monte Vista flyway — migratory bird biology, wetland ecology, and wildlife management practices with refuge staff.

Private zoo near Salinas featuring exotic and native wildlife with keeper-led education on animal behavior and conservation.

Tennessee state park on the site of a historic iron furnace — combines forest ecology, watershed science, and early American ironworks industrial history.

Montgomery botanical garden with collections of regional and native Alabama flora — supports plant taxonomy, horticultural science, and native ecosystem studies.

Master Gardener demonstration plots covering plant biology, soil science, composting, and sustainable gardening practices.

PPL-managed nature preserve with lake, trails, and environmental education center — covers central Pennsylvania ecology, wetland habitats, and land reclamation science.

Municipal botanical garden with themed plant collections — supports plant taxonomy, horticulture, and Western Slope Colorado native species study.

Private botanical garden with native and cultivated plantings — supports plant taxonomy, horticulture, and regional flora study.

Designed botanical garden with curated plant collections and sculpture — plant taxonomy, horticultural science, and landscape design.

Botanical garden with longleaf pine and coastal plain plant communities providing plant taxonomy, ecology, and native habitat study.

State park with a restored 19th-century sawmill pond and woodland trails — ecology, watershed biology, and New England forest study.