Add Yahoo as a preferred source to see more of our stories on Google. The sign "Zum Luftschutzraum" (To the air-raid shelter) is attached to the wall of a basement staircase. Andreas Arnold/dpa Russia ...

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A $300 million members-only luxury doomsday bunker complete with robotic medical suites, lavish swimming pool, and fine dining restaurants is set to revolutionize how the rich and powerful can shelter ...