Mesa Verde National Park is a National Park and World Heritage Site located in Montezuma County, Colorado. It protects some of the best preserved Ancestral Puebloan archaeological sites in the United States.
Created by President Theodore Roosevelt in 1906, the park occupies 52,485 acres near the Four Corners region of the American Southwest. With more than 4,300 sites, including 600 cliff dwellings, it is the largest archaeological preserve in the U.S. Mesa Verde (Spanish for "green table") is best known for structures such as Cliff Palace, thought to be the largest cliff dwelling in North America.