Biscayne National Park
Florida
Biscayne is 95% underwater, protecting a vibrant coral reef ecosystem, mangrove shorelines, and the northernmost keys in the Florida chain.
Congaree National Park
South Carolina
Congaree protects the largest intact old-growth bottomland hardwood forest in North America, where champion trees tower over a swampy wilderness.
Dry Tortugas National Park
Florida
Dry Tortugas is a remote island fortress 70 miles from Key West, surrounded by crystal-clear waters and the finest coral reefs in the Florida Keys.
Everglades National Park
Florida
The Everglades is a vast river of grass flowing imperceptibly toward the sea, home to alligators, crocodiles, and one of the most important wetland ecosystems on the planet.
Great Smoky Mountains National Park
Tennessee
America's most visited national park straddles the border of Tennessee and North Carolina, protecting ancient mountains, one of the world's best temperate deciduous forests, and extraordinary biodiversity.
Hot Springs National Park
Arkansas
Hot Springs is America's original spa, where naturally heated thermal waters have drawn visitors for centuries to its elegant bathhouses and forested mountain trails.
Mammoth Cave National Park
Kentucky
Mammoth Cave is the world's longest known cave system, with over 400 miles of explored passageways beneath the Kentucky hills.
New River Gorge National Park
West Virginia
New River Gorge is America's newest national park, where one of the world's oldest rivers carves through ancient Appalachian mountains beneath an iconic steel arch bridge.