Chaco Culture National Historical Park

Chaco Culture National Historical Park has the densest and most exceptional concentration of pueblos in the American Southwest. Containing the most sweeping collection of ancient ruins north of Mexico, the park preserves one of the United States’ most important pre-Columbian cultural and historical areas. Between AD 900 and 1150, Chaco Canyon was a major center of culture for the Ancient Pueblo Peoples. Chacoans quarried sandstone blocks and hauled timber from great distances, assembling fifteen major com