Classified for credit

State park on Lake Keowee with forest trails and lakeside ecology — covers freshwater biology, Appalachian geography, and outdoor PE.

San Joaquin Valley national wildlife refuge protecting wetland habitat for migratory waterfowl — covers Central Valley ecology, bird migration, and wetland conservation.

Riparian nature center along the Kern River — covers Central Valley wildlife, river ecology, and native plant identification through trails and ranger programs.

River-corridor nature center along the Kern River — covers riparian ecology, Central Valley bird habitats, and local watershed science.

Large reservoir state recreation area covering freshwater ecology, watershed geography, and outdoor PE via hiking, fishing, and paddling.

Forest nature center along the Talimena Scenic Drive — covers Ouachita Mountain ecology, tree identification, and wildlife habitat.

Nevada state park in a canyon riparian zone — desert ecology, geology, and Great Basin geography in a developed park setting.

Vermont state park within Groton State Forest featuring glacial kettle pond — supports freshwater ecology, glacial geology, and outdoor PE.

RIDEM visitor center on Watchaug Pond in Ninigret NWR — covers freshwater and coastal ecology, wildlife management, and Rhode Island natural history.

Connecticut state park on Lake Zoar with forest and shoreline habitat — covers freshwater ecology, glacial geology, and native plant communities.

Visitor center for the National Key Deer Refuge — endangered species conservation, island ecology, and Florida Keys habitat biology.

Wyoming reservoir state park with diverse ecosystems — supports field study of riparian habitats, bird life, and Great Plains ecology.

Drive-through and walk-through wildlife park with exotic animals — supports zoology, animal behavior, and conservation awareness in an interactive outdoor setting.

Pennsylvania state park on a reservoir with hiking trails and ranger programs covering local ecology, geology, and watershed biology.

Oklahoma state park on Keystone Lake with trails and wildlife habitat — covers riparian ecology, native species, and outdoor recreation.

Illinois state recreation area along the Vermilion River with diverse habitats — covers tallgrass prairie ecology, riparian biology, and Illinois natural history.

Lake Champlain shoreline state park offering freshwater ecology observation, swimming, and outdoor recreation with interpretive signage.

Extensive wetland wildlife area in Ohio's Killbuck Valley — supports waterfowl biology, wetland ecology, and migratory bird study.

Delaware state park centered on a millpond with wetland ecology, fishing, hiking trails, and wildlife observation opportunities.

Delaware state park nature center with pond and forest trail programs — covers local wildlife biology, aquatic ecology, and native plant identification.

Audubon Society wildlife refuge in coastal Rhode Island with freshwater and shrubland habitat — supports bird biology, wetland ecology, and conservation study.

Kentucky state park on Kincaid Lake offering fishing, hiking, and boating — supports field study of freshwater ecosystems and regional geography.

Small VT berry farm and animal sanctuary — farm-animal care and seasonal pick-your-own.

Sanctuary for former laboratory animals — applied animal welfare, comparative zoology, and ethics of animal research.