Casas Grandes is a prehistoric archaeological site in the northern Mexican state of Chihuahua. Construction of the site is attributed to the Mogollon culture. Casas Grandes has been designated a UNESCO World Heritage Site under the purview of INAH and a "Pueblo Mágico" since 2015.

Chihuahua, officially the Estado Libre y Soberano de Chihuahua, is one of the 31 states which, along with Mexico City, comprise the 32 federal entities of Mexico. It is located in the northwestern part of Mexico and is bordered by the states of Sonora to the west, Sinaloa to the southwest, Durango to the south, and Coahuila to the east. To the north and northeast, it shares an extensive border with the U.S. adjacent to the U.S. states of New Mexico and Texas. The state was named after its capital city, Chihuahua City; the largest city is Ciudad Juárez.