Playback serverIf a title won’t play, switch servers.
Season 2 · Episode 5

7.01h 0mDecember 4, 2012
Jeff Bushaw plans to fly his family to safety following the eruption of the Yellowstone supervolcano; Allen and Franco have built sustainable food production systems in preparation for worldwide food shortages; John Adrain has invented numerous security gadgets to turn his estate into a technological fortress safe from a wide range of disasters.