When it comes to the ultimate doomsday bunker, who better to design it than a space architect who has dreamt up a self-sustaining metropolis on Mars? With a background in delivering luxury projects for mega-rich clients, as well as making innovative emergency shelters for victims of natural disasters, ABIBOO Studio's Alfredo Muñoz has the perfect credentials. And as you'd expect, his practice's ultra-premium DBX and more affordable Nomad Bunkers, which double up as unique second homes, seriously wow.

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