http://youtu.be/QOP7wDB55ok
You’re rich, powerful, and the world is your oyster. You don’t have too much to worry about. But you do have the odd thing: what if the world as we know it simply ends? Whether it’s through climate change or nuclear war, some billionaires have really considered this last threatening possibility, and made contingencies. Exceptionally luxurious contingencies. Let us show you a handful of the world’s most expensive doomsday bunkers…
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Inside the Most Expensive Billionaire Bunkers