A marvel of Byzantine engineering under the streets of Istanbul.

This maze-like, oceanfront gift shop—the nation’s largest— has been serving kitsch to the Myrtle Beach community for over 80 years.

Twenty-eight years after this local landmark was washed ashore by hurricane Hugo, it was washed away by hurricane Irma.

The highest point in South Carolina was once owned by an energy company that neglected it but now the state is taking it back.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

An unfinished rail tunnel that has since been used to house cheese and bats.

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

One of the oldest living oak trees in the Southeast.

The highest point in Alabama was almost completely deforested, but is now home to protected towers and trees.

Famous for its bio-luminescent inhabitants, known as "dismalites."

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

FDR hoped to find a cure for polio in this Georgia town's warm springs.

The picturesque southern city served as the zombie-filled town of Woodbury in 'The Walking Dead.'

World's largest college campus includes a wildlife sanctuary and a former movie set on more than 28,000 acres.

Georgia's highest point was given its strange name thanks to a simple translation error.

This abstract roadside poultry was saved from demolition by outraged drivers and pilots.

The mysterious 855-foot zigzagging stone wall has been baffling people for centuries.

Like Mars, but much closer.

Incredible miniature towns and buildings created and decorated with thousands of tiny rocks.

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

Bad farming practices caused this unnatural natural wonder.

They call this long foot bridge a swinging bridge, but really it's the bouncing you have to watch out for.

A bizarre roadside attraction and the first instance of miniature golf in the world.

Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.