Classified for credit

Audubon-managed wetland preserve near Bozeman — wetland ecology, migratory waterfowl biology, and conservation land management.

Designed landscape garden in the Hudson Valley inspired by Chinese cup gardens — covers landscape design, plant ecology, and principles of naturalistic art.

Metro park botanical garden with themed gardens and labeled plantings — supports plant biology, horticulture, and ecological garden design curriculum.

Small urban nature center with trails and wildlife exhibits — introduces local ecology, native species identification, and environmental science.

Forested riparian preserve adjacent to the Institute for Advanced Study — supports ecology, forest biology, and bird identification study.

Michigan state park on Duck Lake with old-growth forest and lake ecology — covers freshwater biology, forest ecosystems, and outdoor recreation in a Great Lakes setting.

IBO field station and nature center dedicated to migratory bird research — covers ornithology, bird banding, and raptor migration ecology.

Binational botanical garden straddling the US-Canada border — covers plant ecology, international geography, and diplomacy as a curriculum hook.

Garden featuring plants and cultural displays from dozens of nations — supports world geography, botany, and multicultural social studies.

World-class outdoor waterlily collection in San Angelo featuring hundreds of cultivars — supports aquatic botany and plant biology study.

Detroit River International Wildlife Refuge alliance site — covers migratory bird ecology, Great Lakes watershed biology, and habitat conservation.

NYC nature center in Inwood Hill Park with ancient forest and cave — urban ecology, Native American history of Manhattan, and local geology.

Accredited arboretum with labeled tree and plant collections — supports dendrology, plant biology, and phenology study across all ages.

Federal refuge managing wetland habitat for migratory waterfowl — bird ecology, seasonal migration patterns, and habitat conservation.

Federal wildlife refuge visitor center focusing on migratory bird habitat management in the Lake Ontario plain — ornithology and wetland ecology.

Urban nature center with trails, live animals, and naturalist programs — covers local ecology, wildlife biology, and outdoor education.

Small free municipal zoo in Irvine Park — animal biology and species identification in a family-friendly zoo setting with deer, bears, and birds.

Large Orange County regional park with wildlife areas, trails, and a small zoo — covers California wildlife ecology, native habitats, and outdoor physical education.

Barrier island inlet within Island Beach State Park — coastal ecology, barrier island geology, and shore-bird observation in a protected natural area.

Marina access point within Island Beach State Park — coastal ecology, barrier island geology, and marine habitat observation.

Urban unit of the Chattahoochee River NRA with river access, trails, and shoals habitat — riverine ecology, riparian biology, and watershed science.

Hands-on animal encounter venue covering zoology, animal behavior, and wildlife conservation concepts.

One of Cleveland's Cultural Gardens honoring Italian heritage — covers immigration history, landscape design, and public art in a civic setting.

Formal Italian water garden within Longwood Gardens — covers aquatic plant biology, landscape design history, and horticultural science.