One of the only Florida forts to remain in the hands of the Union all through the Civil War still stands as a historic stronghold.

This now-deactivated naval base defended the Florida coast for centuries.

A former hospital is now home to a pizza parlor and maybe a few ghosts.

The ruins of a cotton mill that was burned in the Civil War are still hidden in a Georgia forest.

This "Plant Farm Museum" is home to the divinely inspired and visionary outsider artwork of Reverend Howard Finster.

An eerie and beautiful group of columns mark the site of a grand mansion lost to time and fire.

This 13-foot smiling peanut in Georgia helped Jimmy Carter win the 1976 presidential election.

One person's lost luggage is another person's treasure.

Instead of becoming a power plant, this abandoned complex became a massive letdown.

The final resting place of the camel who served with the Confederate Army during the Civil War.

This folk art compound was built by a fortune teller on the advice of three people from the future.

You'll need cowboy boots to trek to this old-fashioned saloon nestled in a giant natural cave.

148 feet long and in the middle of a verdant forest.

Bad farming practices caused this unnatural natural wonder.

A wealth of local folk art, antiques, and curios, without ever leaving your car.

A museum of unusual collections, mini-towns, and a half-dog, half-alligator.

The only Florida state park with publicly accessible caves.

Orr Park's dead trees have been carved into a menagerie of whimsical visages.

A rusted metal giant pays tribute to Birmingham’s industrial past.

This strange, small castle on the bayou has withstood the test of time and weather.

Dothan, Alabama has been invaded by scores of anthropomorphic peanuts.

A graveyard of bathyspheres and diving bells paints a weirdly accurate account of ocean exploration's rickety history.

This roadside attraction in the woods of Mississippi is a scalable replica of the Holy Lands during biblical times.

A spectacular annual festival centers around humans throwing molten iron against a wall at night.