"Ancient Culture Enduring Architecture" visits the Chaco Culture National Historical Park in northwest New Mexico. Follow along with a professional and amateur archeologist as they take a look at the culture of the ancient inhabitants of this beautiful area through their architecture, rock art and migratory patterns. The culture of the Chacoan people extended for more than 100 miles, yet why they vanished is still a mystery to this day. The two archeologists explore various theories for the disappearance of an entire society of people.