• Badlands formations against the blue sky; photo by Rikk Flohr

    Badlands

    National Park South Dakota

Non-native Flowers Gallery

Did You Know?

Painting of a mosasaur

During the Age of Dinosaurs, a warm, shallow sea covered the Great Plains, including what is now Badlands. Since dinosaurs were land creatures, no fossils of these animals have been found in the park. Giant marine lizards called mosasaurs swam in the ancient sea, along with sea turtles and fish.