This former maximum-security prison is creepy, sobering, and supposedly haunted.

A reclusive Memphis neighborhood is home to decades worth of misunderstood Masonic folk art.

An abandoned town is hidden in Great Smoky Mountains National Park.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

A failed utopian experiment for British expats in the American South is now a Victorian village frozen in time.

Railroad came. People came. Railroad left. Town died.

This head-spinningly bizarre Depression-era art cave is wall-to-wall quartz and Jesus.

The secret city built by the Manhattan Project.

More than five miles of underground passageways.

Visit this playground of waterfalls, caves and sinkholes.

Better known as the "Body Farm," this unique research facility has been studying how human bodies break down since the 1980s.

All that's left of the quintessential "cabin in the woods."