Tech billionaires are building $100,000 underground luxury bunkers with bulletproof walls and AI climate control as doomsday ...

At the same time, private bunker sales are on the rise globally, from small metal boxes to crawl inside of to extravagant underground mansions.

When the world starts to wobble, some people grab flashlights. But the rich ones dig deep into the Earth and emerge with subterranean sanctuaries built like Bond lairs. For the wealthiest, bunkers ...

At the same time, private bunker sales are on the rise globally, from small metal boxes to crawl inside of to extravagant underground mansions.

At the same time, private bunker sales are on the rise globally, from small metal boxes to crawl inside of to extravagant underground mansions. Critics warn these bunkers create a false perception ...