Fort Union was established in 1851 as a protector of the Santa Fe Trail, and during its forty-year history, three different forts were constructed in total.
The Chacoan sites are part of the homeland of Pueblo Indian peoples of New Mexico, the Hopi Indians of Arizona, and the Navajo Indians of the Southwest.
While known for mesas, sheer-walled canyons, and several thousand ancestral Pueblo dwellings, this monument also has over 23,000 acres of designated wilderness.
Explore ancient Aztec ruins in New Mexico enjoy a half-mile walk through an original Pueblo House and see how ancient people built their homes in the desert.