Overview: A look at the idea of a cataclysmic event that might doom the entirety of civilization as we know it and how we may prepare.
Watch Trailer
First Air Date: Sep 24, 2012Last Air date: Aug 03, 2013Season: 1 SeasonEpisode: 22 EpisodeRuntime: 48 minutesQuality: HDIMDb: 6.40 / 10 by 14 usersPopularity: 2.353Language: English