A mysterious castle built as a monument to lost love.

Disney World's very first waterpark is now an abandoned ruin being reclaimed by the swamp.

After the attack on Pearl Harbor, rocks and fossils from every U.S. state were collected into a pyramid of national unity.

Visitors are welcome to enter this lush Key West sanctuary to entertain its plethora of rescued parrots.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

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

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

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

A building so large that it has its own weather.

A swamp that was the site of prehistoric water burials also managed to preserve its corpses for millennia.

A gleaming white tower in ornate Indian style soars above the low-slung bungalows of north Tampa.

The humble home where the famous beat author lived briefly and wrote one of his most famous works.

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

The site of a gold-digging conquistador's bloody landing in the Americas.