Based on the book series by David Paulides, an investigation into the many disappearances that have occurred in National Parks and Forests of the United States and elsewhere over several decades.

• DirectorMichael DeGrazier
• Release13 May 2017
• GenreDocumentary
• Duration1h 38m
• Budget?
• Revenue?
• Rate
  

  5.8
  37 reviews
• Productions