The world's largest set of the ten commandments lay nestled in the heart of the Great Smoky Mountains.

Enormous lake at the bottom of a unique cave system.

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

A table rock formation that has been intriguing West Virginians for years.

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

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

Origin of the blue-skinned Fugates of eastern Kentucky.

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

The remains of the iconic train crash from the movie The Fugitive can still be found rusting along the Great Smoky Railroad.

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

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

This Transylvania County city is home to a rare white squirrel population that is descended from an escaped carnival animal.

This bridge is haunted by the ghost of a distraught mother.

This set of rickety spaceships are prepared to give alien travelers a place to relax and go to the bathroom.

The oldest bridge in South Carolina may have been designed by the same man who created the Washington Monument.

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

Practice your Dirty Dancing lifts in the manmade lake where Johnny Castle himself did.

A cabin completely covered in coffee mugs, where visitors are welcome to leave one of their own—if they can find an empty nail.

This titanic steel chain linking two buildings was installed without permission but instantly beloved.

From failed port town to Civil War fort, the ruins of this former defense saw their finest day in the television age.

This psychedelic tromp l'oeil seems to be beckoning drivers to crash into a wall.