This ancient sinkhole-turned-healing-pool is a treasure trove of archeological discoveries and may even be the Fountain of Youth.

A tribute to Ponce de Leon's supposed quest for eternal youth.

This home is decked out like a psychedelic explosion of colors and bowling balls.

Town of spiritualists and mediums in Florida.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

Stay in a room with a view... of the bottom of the ocean.

Disney's abandoned animal island is now an overgrown ruin that was almost the coolest attraction ever.

The scuba diving training facility was named for the steam that rises from the cave's chimney.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

Where manatees are the snowbird vacationers in these balmy Florida springs.

An underwater city for the dead.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

A mural in rural Georgia welcomes visitors to a fictional Missouri town.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

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

An old bank vault in Atlanta is now the eternal shrine to the King of Rock and Roll.

This bar hosts an ever-evolving napkin art installation devoted to an American president.

The first public building in Savannah to offer air conditioning was a luxurious cinema that still operates today.

This ever-changing arrangement of naked dolls even caught the attention of "The Walking Dead" crew.

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

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

This kitschy tavern is also home to rare early editions of "Treasure Island."