An actual 1957 Cadillac De Ville, encased in 15 cubic yards of concrete.

Beating out all other concrete competitors, this massive garden feature's pointy hat has earned it a world record.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

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

Step back into the glory days of Florida's nascent tourism industry at this Gilded Age palace.

A thriving Black community was destroyed by an angry white mob at this site in 1923.

One man's extraordinary topiary garden in a small South Carolina town.

This museum started as a collection of Manhattan Projects and continues to add exhibits as they are declassified.

A unique geological area spiked with wind-carved rocks that resemble teepees.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

"The Most Boring Road in the State."

Egyptian Revival obelisks still rise over the old mine shafts.

A comedy troupe's collection of bizarre humor.

Large one-man sculpture park in Michigan.

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

This sinkhole was created by a tragic industrial accident and continues to ravage the surrounding landscape.

A museum in Mississippi celebrates the history of Coca-Cola and the man who brought it to the masses.

Made of giant chains and hung with shackles, this iron cross honors those unknowns who perished under American slavery.

The second largest roadrunner in the world stands 11 feet tall in his West Texas town.

A mysteriously abandoned campsite in San Angelo State Park.

This beautiful grotto is one of those places where you can't believe you're just outside Austin.

A park filled with vibrant mosaics created by more than 300 folk artists.

The 40-foot-tall votive candle is the largest of its kind.

This mountain tram provides stunning views while hanging from a single, steel thread.