In the middle of an extremely unforgiving and desolate high desert is the most secret military facility in the world.

The site of an underground detonation of a megaton nuclear bomb in the middle of the Mojave Desert.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

A Civil War Museum with some notable medical antiques.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.