Classified for credit

Large desert botanical garden with 50,000+ plants representing Sonoran and global desert ecosystems — covers desert plant adaptations, ecology, and ethnobotany.

Indoor desert ecosystem exhibit at Milwaukee County Zoo featuring arid-climate flora and fauna — covers desert biome ecology, adaptation, and geography.

Largest NWR in the contiguous US covering Mojave Desert habitat — supports desert ecology, wildlife biology, and Great Basin geography.

Largest wildlife refuge in the lower 48 — covers Mojave Desert ecology, bighorn sheep habitat, migratory birds, and land conservation biology.

Alabama state park at Little River Canyon featuring waterfall ecology, forest biology, and stream geology with ranger-led programs.

Only international wildlife refuge in the US covers migratory bird ecology, Great Lakes wetland biology, and US-Canada border geography.

Detroit Zoo's immersive African savanna station — animal behavior, conservation biology, and wildlife ecology with zoo educator programming.

Ozark state park with sandstone bluffs, cave systems, and diverse Ouachita forest ecology ideal for geology and biology fieldwork.

Glacially formed quartzite bluff park with diverse ecosystems — supports geology, glaciation, plant ecology, and physical geography field study.

Iconic igneous rock formation and NPS monument — covers geology, volcanic intrusion, and Native American cultural history with ranger programs.

Volcanic tuff crater with interpretive trail and panoramic views — covers Hawaiian volcanology, geology, and coastal geography.

AZA-accredited zoo with Ozarks native species focus and active conservation programs — covers zoology, animal adaptation, and wildlife conservation.

Accredited zoo with diverse animal collection — supports zoology, conservation biology, and animal adaptation curriculum.

Federal wildlife refuge on Sanibel Island with wildlife drive and trails — covers shorebird ecology, wetland biology, and conservation biology.

Children's discovery garden within Brooklyn Botanic Garden — hands-on plant biology, soil science, and garden ecology designed for young learners.

Dodge Nature Center's main property with farm animals, wetlands, and trails — hands-on ecology, life science, and outdoor education.

Working farm property with nature trails and environmental education programs — covers agriculture, soil science, and Minnesota prairie/woodland ecology.

Privately managed Ozarks nature park with waterfalls and wildlife viewing — supports ecology, geology, and outdoor biology observation.

Olympic Peninsula state park on Hood Canal with tidal flats and old-growth forest — supports marine biology, tide-pool ecology, and Pacific Northwest geography.

Midland, MI botanical garden and canopy walkway in the Whiting Forest covering plant biology, dendrology, and horticultural design.

Former Duke estate converted to a 2,700-acre sustainable land preserve with marked trails and an education center — covers ecology, land stewardship, and conservation biology.

Tennessee state park built around a cave system with a spring-fed lake — covers cave geology, karst hydrology, and Native American and Civil War history.

Drive-through safari park with free-roaming animals — applied zoology, animal behavior, and wildlife biology in a hands-on outdoor setting.

Developed nature center near Anchorage with trails along the Eagle River — covers boreal forest ecology, Alaskan wildlife, and watershed biology.