On the Trail of the Nephilim: Episode 2 - Mathematical Mysteries of the Moundbuilders

(2019)

Genres: Documentary

Year: 2019

Director: L.A. Marzulli

Cast: L.A. Marzulli, Fritz Zimmerman

Plot

Did the academic establishment destroy evidence of an ancient and highly-developed civilization that once roamed the hills and valleys of the Midwest United States?