A bunker is a defensive military fortification designed to protect people and valued materials from falling bombs or other attacks. Bunkers are mostly underground, in contrast to blockhouses which are mostly above ground.

How long can you live in an underground bunker?

The bunkers built to survive apocalypse

It is designed for a community of up to 75 people to weather a maximum of five years inside a sealed, self-sufficient luxury habitat. When the event passes, residents expect to be able emerge into the post-apocalyptic world (Paw, in prepper parlance) to rebuild society afresh.

How much does a underground bunker cost?

The company's underground shelters are made from cast-in-place reinforced concrete. The prices range anywhere from $600 to $3,000 per square foot.