The Last American Dinosaurs: Discovering a Lost World - Smithsonian National Museum of Natural History

66 million years ago, the last dinosaurs roamed what is now the western interior of North America. Then global catastrophe ended their reign. Walk through time to explore our scientists' findings that help us understand America's last dinosaurs, their lives, and their ultimate demise.

Dates: Current exhibit

Cost: FREE

Location: 10th St. & Constitution Ave. NW, Washington, D.C. 20560