The graves in Florida's oldest Black cemeteries are marked with shells, stones, and mementos of the deceased.

It's a pretty creepy lock-up.

The only ancient owl carving found east of the Mississippi.

The gravestones in this historic cemetery are carved with mysterious faces.

The alley connecting two of country music’s most historic venues has a rich history of its own.

Over 200 people were buried here with only a small stone to mark their final resting place.

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

This park contains one of the largest concentrations of cedar glades, a unique and rare ecosystem.

This large cave is a summer home to thousands of bats and has a rich history dating back to prehistoric times.

Hiding behind a grocery store is a spectacular cavern carved as part of an old limestone quarry.

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

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

Mass graves and Victorian monuments mark the history of Memphis in this 19th century cemetery.

These early tent-shaped grave coverings are unique to Appalachia.

Over a dozen Native American earth mounds dating back over 2,000 years dot this Tennessee archaeological park.

This historic train station has been converted to a locomotive themed hotel.

A delightful park featuring homemade scale replicas of dinosaurs, tucked away in the Tennessee mountains.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

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

The secret city built by the Manhattan Project.

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

Mile-long cave system near Great Smoky Mountains.

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

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