Decoding the Past Season 4, Episode 1: Siberian Apocalypse

An examination of the 1908 Tunguska event in Siberia, where a mysterious explosion destroyed nearly 1000 square miles of forest. Includes theories of what possibly happened to cause the explosion and whether it could ever happen again. Watch Decoding the Past Season 4, Episode 1 Siberian Apocalypse in HD free online. Enjoy high-quality streaming of Decoding the Past Season 4, Episode 1 and share your thoughts in the comments below!