A building so large that it has its own weather.

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

A hidden beach at the end of a tunnel of mangrove trees.

Former utopian colony based on the belief that the universe exists in a hollow sphere.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

Over 12,500 words are scrawled across each room of this historic plantation house and no one knows why.

Jacksonville's highways rendered this century-old grammar school unusable.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

A community of collapsing homes more than a mile out from the Florida coast.

This picturesque ghost town is located on the banks of the Suwannee River.

When this test site was abandoned, they didn't even bother to take the rocket with them.

The history of the traveling carnival is remembered by this sprawling collection of vintage wagons, games, and rides.

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

A secret, rocky playground hidden amongst the plain white beaches of the Florida coast.

An abandoned water sports stadium that has become a haven for graffiti and decay.

Florida castle built with aluminum printing plates.

The ruins of this antebellum sugar plantation are the end result of a Seminole attack during the Florida Wars of 1836.

This Florida sinkhole hides a rainforest-like micro-environment in its depths.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

Town of spiritualists and mediums in Florida.

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

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

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