One of the Cemestos prefab homes built to secretly house thousands of Manhattan Project workers.

This mansion turned restaurant was once a pitstop for Al Capone during his travels.

This defunct, fortress-like prison has been the setting for several movies.

The juke joint where legendary soul artists ate, drank, and made merry.

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

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

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

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

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

The secret city built by the Manhattan Project.

Enormous lake at the bottom of a unique cave system.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

The first public building in Savannah to offer air conditioning was a luxurious cinema that still operates today.

A psychedelic tribute to one of Georgia's most unique artistic visionaries, out of place and time in the heart of Atlanta.

A beautifully detailed Victorian house designed to be easy to flee, built by a man haunted by fire.