Great Sand Dunes National Park, Colorado: Features the tallest sand dunes in North America, surrounded by mountains and unique ecosystems.
Everglades National Park, Florida: A vast wetland wilderness home to a diverse range of wildlife, including alligators, birds, and rare plant species.
Death Valley National Park, California/Nevada: Known for its extreme desert landscapes, including salt flats, sand dunes, and Badwater Basin, the lowest point in North America.
Dry Tortugas National Park, Florida: A remote park accessible only by boat or seaplane, known for its historic Fort Jefferson, coral reefs, and crystal-clear waters.
Joshua Tree National Park, California: Characterized by its unique Joshua trees, rugged rock formations, and stark desert landscapes, popular for rock climbing and stargazing.
Channel Islands National Park, California: Comprising five rugged islands off the coast of Southern California, known for their biodiversity, marine life, and pristine landscapes.
Biscayne National Park, Florida: A marine park encompassing coral reefs, islands, and underwater habitats, ideal for snorkeling, diving, and boating.
Petrified Forest National Park, Arizona: Home to ancient petrified wood, colorful badlands, and archaeological sites, showcasing millions of years of geological history.