Classified for credit

Urban wildlife sanctuary on Long Island Sound — coastal bird ecology, salt marsh biology, and Connecticut shoreline natural history.

Tennessee state park with lake, wetlands, and hiking trails — supports Appalachian ecology, local wildlife study, and outdoor physical education.

Delaware Nature Society working farm preserve — sustainable agriculture, native habitat restoration, and farm animal biology.

Working apple ranch in the Sierra Nevada foothills — covers orchard agriculture, seasonal plant cycles, and farm ecology.

Ohio state park built around a glacially formed lake — covers glacial geology, freshwater ecosystems, and Ohio woodland habitats.

Pennsylvania state park with lake, forests, and trails — covers Appalachian ecology, outdoor recreation, and natural history.

Town-managed nature center with forested trails and wildlife programs — covers New England woodland ecology, birding, and nature journaling.

College-managed arboretum along the Cannon River — supports dendrology, plant ecology, and riparian biology field study.

University-affiliated arboretum in Bloomington — covers native Indiana trees, plant taxonomy, and campus ecology.

Private botanical garden and arboretum in Canton, GA — plant taxonomy, native species identification, and garden ecology.

Dayton MetroParks arboretum with demonstration gardens, labeled specimens, and nature trails — plant biology, horticulture, and outdoor physical education.

Formal public gardens with wetland areas and native plantings — supports botany, landscape ecology, and Indiana native plant identification.

Remote high-elevation state park in the Sangre de Cristo Mountains — covers montane ecology, riparian biology, and land geography.

Federal wildlife refuge visitor center covering wetland and grassland ecology, migratory birds, and wildlife conservation management.

Cook County Forest Preserve nature center with wetlands, prairie, and woodland trails — ecology, bird identification, and habitat study.

Rare high-altitude sphagnum bog with carnivorous plants and unique wetland ecology — supports plant biology and ecosystem study.

Westchester County nature preserve with trails and freshwater habitats — supports field ecology, watershed biology, and native-species identification.

USFS nature center in the Monongahela National Forest — covers Appalachian ecology, bog ecosystems, and native plant and wildlife biology.

Historic Cranbrook estate with formal gardens, sculpture, and landscape design — supports botany, landscape history, and garden ecology.

Formal Japanese garden on the Cranbrook estate — supports landscape design, cultural geography, botany, and comparative garden traditions.

National wildlife refuge on the Mississippi Flyway — migratory bird ecology, wetland biology, and conservation management.

Brooklyn Botanic Garden's dedicated rose collection with over 1,000 varieties — supports plant biology, taxonomy, and horticulture within a botanical garden setting.

Colorado state park on the Gunnison River with reservoir, offering geology, riparian ecology, and outdoor recreation study.

Kansas lake-centered state park with fishing, wildlife habitat study, and freshwater ecology accessible via developed trails.