Sneak Peek! ‘Doomsday Castle’ Builds a Catapult

The new unscripted National Geographic Channel series "Doomsday Castle" premiered on Tuesday and brings a new meaning to family bonding.
From the producers of the hit "Doomsday Preppers," American prepper Brent Sr. and his children Brent II, Ashley, Lindsay, Dawn Marie and Michael are coming together to build a self-sufficient, medieval castle to protect themselves from the chaos that the apocalypse will bring.
Check out this preview, in which the family builds a catapult!

“Doomsday Castle” airs Tuesdays at 10:00 PM on National Geographic Channel!