Scott Wolter receives artifacts unearthed in central Mexico and is intrigued by the scenes they depict: Mesoamerican people worshipping what can only be described as aliens. After learning they’re over 9,000 years old, Wolter heads to Veracruz, Mexic... (more)o, to investigate for himself. The hunt leads him into caves with strange inscriptions hinting that an unknown ancient society may have had contact with alien life.