With global tensions on the rise, from escalating armed conflicts to ongoing political unrest, a growing number of billionaires are turning to doomsday bunkers as a form of insurance against ...

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.