Classified for credit

Florida nature preserve with environmental education center — covers subtropical wetland ecology, native wildlife, and conservation science.

Kentucky state park centered on Lake Malone with sandstone bluffs and woodland trails — supports forest ecology, geology, and freshwater habitat study.

Nebraska state recreation area on Lake Maloney — Great Plains aquatic ecology, migratory bird observation, and outdoor recreation.

Iowa state park on an oxbow lake with fishing, bird watching, and wetland trails — supports freshwater ecology, glacial landform geography, and wildlife observation.

Minnesota state park with lakes, wetlands, and trails in a forest-prairie transition zone — covers wetland ecology, bird identification, and Great Lakes region geography.

Montana state park on a glacially formed lake — supports freshwater ecology study, native fish and bird observation, and Great Plains geography.

Nebraska's largest reservoir on the North Platte River — covers Great Plains hydrology, migratory bird habitat, and reservoir ecology.

Nebraska's largest reservoir and adjacent WMA — covers Great Plains hydrology, migratory bird ecology, and freshwater habitat conservation.

NPS recreation area on a reservoir in the Texas Panhandle — covers geology, high-plains ecology, and water resource geography.

North Dakota state park on a glacial lake — covers glacial geology, boreal ecology, and freshwater biology.

North Dakota state park lodge on a glacial lake offering trails, wildlife observation, and ecology programming in the Turtle Mountains.

Iowa county nature center on Lake Meyer — freshwater ecology, native wildlife biology, and conservation education with trails and a staffed center.

Southern Illinois state park with lake, forest, and wetland habitats — supports ecology, native species identification, and outdoor physical education.

Large Oklahoma state park on Lake Murray — supports outdoor education in riparian ecology, geology, and native plant and wildlife study.

North Carolina state park on a Duke Energy reservoir — covers piedmont lake ecology, shoreline habitats, and freshwater biology.

Iowa state park centered on a glacially formed lake — covers freshwater ecology, geology, and outdoor recreation.

Nebraska state recreation area below Kingsley Dam on the North Platte River — covers reservoir ecology, hydrology, and Great Plains riparian biology.

Remote Oregon state park on a reservoir in the Owyhee canyon — supports high-desert geology, freshwater ecology, and Pacific Northwest geography.

Large desert reservoir in Maricopa County with developed recreation areas — supports geography, hydrology, and Sonoran Desert ecology study.

Visitor and discovery center at Lake Pleasant Regional Park — covers Sonoran Desert ecology, watershed management, and Arizona freshwater biology.

Maricopa County regional park on Lake Pleasant — Sonoran desert ecology, lake recreation, developed VC.

South Dakota glacial lake recreation area with shoreline habitat — supports lessons in Great Plains ecology, freshwater biology, and physical education.

Arkansas lowland state park on a natural lake — covers Delta-region wetland ecology, waterfowl biology, and freshwater fishing as applied natural science.

State park nature center on Lake Ray Roberts with exhibits on local wildlife and wetland ecosystems — supports ecology and environmental science.