Mystery of the Megaflood (2005)

Overview : The Channeled Scablands in Washington state defied conventional explanations for their formation for decades. Little by little evidence mounted for an old theory that was rejected by the scientific establishment. It involved glaciers, volcanoes, a relatively minor river and a prodigious amount of water. Originally aired as an episide of NOVA.

Release Date : September 20, 2005

Runtime : 55m

Genre : Documentary, History  

Companies : GBH

Countries : United States of America

Keywords : waterfall, prehistory, nature, washington state, geology, eastern washington