Enormous lake at the bottom of a unique cave system.

Dental instruments from the illustrious history of American dentistry.

Charleston's historic city jail once held everyone from pirates to Civil War POWs.

Oldest unrestored plantation house in America that is open to the public.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

Settled in 1696, abandoned after the Revolutionary War.

A trash dump made beautiful by nature's power.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

World's first "penitentiary," meant to be humane, drove men insane.

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

A 120-year-old legend concerning an empty circular patch in the North Carolina woods.