Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

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

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

In one of America’s oldest mountain ranges, a long-awaited section of a scenic highway is now open to the public.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

Built in 1785, this residence is the oldest stone house in Georgia.

Death comes to anyone who dares to touch this concrete column.

This natural spring not only claims to heal the wounded but it has also been willed to God.

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

Dental instruments from the illustrious history of American dentistry.

Dedicated to the history of the health sciences.

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

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

Paths are maintained, but trees have taken over plots.

Settled in 1696, abandoned after the Revolutionary War.

Once the most flame resistant building in the country, the South Carolina Historical Society building was almost burnt down in a fire.

Visitors come from all over to bring gifts and tokens to the grave of Alice, who is thought to have died of a broken heart.

Divinely-inspired village houses 6,000 dolls, plus strange and lovely outsider art.

This handcrafted, old western-style town is filled with deserted cars, retired movie props, and other forms of Americana.

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

Garden dedicated to native carnivorous plants and site of huge flytrap heist.

A curious collection of oddities including a lock of Alexander Hamilton's hair and Harry Houdini's ouija board.

This sinkhole is disguised as a pond and named after the man who stumbled upon it.