Rumors swirled that the president was building a "secret bunker" from which to hide from protesters or to serve a third term.

This A House of Dynamite ending explained piece decodes the minutes leading up to the US President's response to an incoming missile.

Buried deep underground, shielded by tons of limestone, America's so-called shadow libraries were built to save civilization.

Deep in the woods, we find a long-forgotten WWII bunker — untouched since 1945. Inside, original Wehrmacht equipment still rests where soldiers left it. It’s like stepping into a frozen moment in time ...

NASA scientists recently discovered an abandoned Cold War-era U.S. military base that's been hiding under the ice in ...

There Are Mystery Rings Around 500,000 Barrels on the Seafloor. They Shouldn’t Be There. Trump administration tells Colorado ...