1945 army bunker in the world’s largest doomsday bunker community ... “All bunkers feature a standard 26.5 foot interior floor width, with lengths of 60 feet and 80 feet, each with a 12.5 ...

The Survival Condo Project in Kansas is a doomsday bunker built for millionaires. Check out the luxury survival community within an old missile silo. Follow BI Video: On Twitter More from Military ...

Outdoors, you can build an earth-covered shelter, which affords the best protection against blasts, fire, radiation, and radioactive fallout. Narrator: Doomsday prepping isn't a new idea.