Classified for credit

County-run nature center in West Palm Beach with live animal exhibits and native Florida habitat displays — covers ecology and wildlife biology.

Washington state park along the South Fork Snoqualmie River with old-growth forest trails — covers Pacific Northwest ecology, watersheds, and riparian biology.

Former airport converted to coastal recreation area on Kona's lava shoreline — covers Hawaiian geology, marine ecology, and coastal geography.

Family farm with petting zoo and catch-and-release fishing pond — covers domestic animal husbandry and basic freshwater fish biology.

De Leon Springs State Park features an 1831-era sugar mill ruin and spring-fed swimming area — Florida natural springs ecology and 19th-century history.

State park centered on an abandoned railroad tunnel that shelters one of the largest Mexican free-tailed bat colonies in Texas; supports mammalogy and ecology study.

Working alpaca farm offering tours — covers livestock husbandry, fiber agriculture, and South American camelid biology in a hands-on farm setting.

Urban nature center with exhibits and trails focusing on Susquehanna River ecology, native plants, and local wildlife biology.

Chihuahuan Desert state park with canyon trails — desert geology, arid-land plant and animal adaptations, and New Mexico natural history.

Outdoor sculpture park on Seattle's waterfront integrating public art with native plantings and Puget Sound shoreline ecology.

Hands-on petting zoo with domestic and exotic animals — supports introductory animal biology, animal husbandry, and basic zoology for young children.

Small Las Vegas interactive aquarium — touch tanks and basic marine biology for young children.

Arizona state park with diverse Sonoran-transition habitat and wildlife — ecology, desert biology, and plant identification along ranger-maintained trails.

Small accredited zoo inside Irvine Regional Park with native California and exotic animals — supports zoology and wildlife conservation study.

Wildlife education center on Orcas Island focused on local fauna and habitat — supports ecology, Pacific Northwest wildlife biology, and conservation studies.

NYC Parks nature center at Orchard Beach provides coastal ecology programming on Long Island Sound tidal habitats and urban wildlife.

Lake Michigan shoreline state park on the Manistee coast — Great Lakes ecology, freshwater shoreline geology, and dune biology.

Town-managed nature center with trails and wetland habitat — supports field study of Connecticut flora, fauna, and local ecosystems.

Visitor center for Oregon's coastal sand dune system — covers aeolian geology, coastal ecology, and dune formation processes.

80-acre botanical garden in the Willamette Valley with themed gardens and native plant collections — supports botany, horticulture, and ecology.

National wildlife refuge protecting Oregon coastal islands — seabird nesting ecology, marine mammals, and Pacific Coast geography.

Baltimore County nature center with trails, live animal exhibits, and geology features — covers forest ecology, local wildlife biology, and earth science.

Arboretum along the historic Oregon Trail corridor — covers native high-desert plant species and connects to westward-migration geography.

Rio Grande riverside recreation area managed by BLM — riparian ecology, river geography, and outdoor biology along the Taos Box canyon corridor.