This 140-year-old beacon off the Florida Keys marks the wreck of a Navy ship that once roamed the Caribbean hunting pirates.

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 futuristic test model of an iconoclastic visionary who wanted to redesign the world.

These crumbling foundations are all that remain of the once-stately 1840s manor that gave the town of Bradenton its name.

The culprit who accidentally lit this 3,500-year-old tree on fire stated "I can't believe I burned down a tree older than Jesus."

The famous boat that once ferried Bogart and Hepburn still floats in Key Largo after being abandoned for years.

It turns out that a hurricane-prone beach is probably not the best place to house wild animals.

The giant squid's 27-foot-long corpse lies preserved within a Sarasota aquarium.

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

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

Visit these gentle, bell-bottomed, exquisite equines at the home of North America's first Gypsy Vanner horses.

One of the last of the great 1920s movie palaces is a Floridian Greco-Spanish-Persian dreamscape.

The ruins of a Florida miracle spring resort make it seem like a wonder that this was ever a health spa.

These former theme park figures have a new lease on life outside a water plant-turned-restaurant.

The abandoned bathhouse is all that remains of the hot springs considered Florida's original tourist attraction.

Manatees congregate around a power plant's discharge canal where the water is especially warm.

One of only two pod-shaped homes designed by Frank Lloyd Wright.

One of the world’s largest and deepest freshwater springs, where mastodons once roamed.

Built in just a little over a week this preserved bunker was created to protect our most attractive POTUS while he was on vacation.

Pensacola's UFO home has withstood many hurricanes—just as the experimental 1960s design intended.

The so-called "world's shortest river" is actually a window into a cave.

Visitors flock to see this church tower's unintended feature: It happens to resemble a giant chicken from multiple points of view.

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.