Ancient Aliens: Thousands Disappear Without a Trace (Season 1) | History

Transcript

[narrator] Chaco Canyon, New Mexico, 2014. In the desolate high desert of the American Southwest, mysterious ruins stand as a testament to a great civilization that once flourished here. The ancient Pueblo peoples, or Anasazi. With a population estimated at well over 100,000, the Anasazi settled nearly 50,000 square miles of the Four Corners r... Read More