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

America's only city hall with minarets took architectural cues from Ali Baba and the Forty Thieves.

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

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

St. Augustine's record-setting narrow street was designed to protect against pirates.

The third tallest lighthouse in America once guided author Stephen Crane to safety.

A building so large that it has its own weather.

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.

Located within a historic park, the beacon is the oldest standing structure in Miami.

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

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.

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.

A circus legend leaves an unexpected endowment.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

Former villa and estate of James Deering developed to preserve native tropical forests.

A perfect circle of 24 mysterious holes dates back to prehistoric times.

It's a pretty creepy lock-up.

Over 120,000 curious objects that have shaped our modern world.

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

Meet manatees face-to-face at this zoo for native species.

A monument celebrating the idea of reaching inaccessible places.

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