Secret Files: Tunguska Review

By Nicholas Bale (Jan 25, 2007) - 6.9 out of 10

A mysterious explosion occurred in 1908, in the Tunguska region of Siberia. This explosion, more powerful then the bomb dropped on Hiroshima at the end of the Second World War, has been shrouded in mystery, with most of the witnesses killed by the blast. So what caused this tremendous explosion? Read More.