Classified for credit

National seashore barrier island with wild ponies, tidal marshes, and Atlantic beach ecosystems — covers coastal ecology, barrier-island geology, and wildlife biology.

National seashore barrier island with wild ponies, migratory birds, and tidal ecosystems — coastal ecology, wildlife biology, and conservation.

Maryland state park headquarters on Assateague Island barrier beach — coastal ecology, wild pony biology, and barrier-island geomorphology.

Working family orchard and farm with pick-your-own operations — applied plant biology, agricultural economics, and seasonal food production.

County-operated display gardens with themed garden rooms, a conservatory, and aquatic features — covers botany, horticulture, and plant diversity.

Chesapeake Bay state park famous for exposed Miocene fossil beds on the beach — covers paleontology, geology, and Chesapeake Bay ecology.

NPS-managed mountain park in the Blue Ridge with ranger programs, trails, and forest ecology — covers Appalachian ecology, geology, and environmental science.

Chimpanzee habitat exhibit at the Maryland Zoo — covers primate behavior, social structure, and great-ape conservation biology.

Working farm with live animals and seasonal crops — introduces agricultural science, animal husbandry, and farm ecology.

Maryland state park with a 78-foot cascading waterfall, forested trails, and a trout stream supporting ecology, geology, and watershed science.

Working county farm park with animals, crops, and seasonal programs — covers agriculture, animal husbandry, and the history of Maryland farming.

Historic estate featuring elaborate topiary sculptures and formal gardens — covers horticulture, plant shaping techniques, and garden design.

AZA-accredited zoo with active conservation programs — covers animal biology, ecology, and wildlife conservation across hundreds of species.

Working demonstration farm at Watkins Regional Park — covers plant science, animal husbandry, and agricultural practices in a hands-on setting.

Patuxent River tidal wetland park — estuarine ecology, Chesapeake Bay watershed science, and wetland bird and plant identification.

Maryland state park at the Chesapeake Bay tip with Civil War POW camp history, tidal ecology, and coastal geography study.

Free municipal zoo with over 400 animals — supports zoology, animal behavior, and wildlife conservation programs for K–8 learners.

Maryland state park featuring old-growth hemlock forests and cascading waterfalls — covers forest ecology, hydrology, and Appalachian watershed biology.

Outdoor nature-play and farm-based learning space in Edgewater MD — hands-on ecology, animal care, and outdoor biology.

Native plant arboretum on the Delmarva Peninsula with trail system — supports regional ecology, native plant identification, and watershed biology.

Historic log cabin within a managed nature center — combines early American settlement history with local ecology and nature trail programs.

National parkway corridor with trails and natural areas between Baltimore and D.C. — field study of Mid-Atlantic ecosystems and regional geography.

Boardwalk nature sanctuary through one of the northernmost bald-cypress swamps — covers wetland ecology, tree identification, and watershed biology.

Farm-based petting zoo at a working orchard — hands-on animal husbandry, basic zoology, and agricultural life cycles for young learners.