The highway's southernmost spot is a beloved local attraction.

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

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

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

The snowbirds here are circus sideshow performers.

The island residents are known for taking their quirky sense of humor with them to the grave.

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

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

This kitsch eatery is chock-a-block with bric-a-brac.

A monument celebrating the idea of reaching inaccessible places.

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

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.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

A mysterious castle built as a monument to lost love.

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

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

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

A castle built by an eccentric medieval enthusiast in suburban Ohio.

The largest earthwork effigy in the world.

Where beautiful signs live on forever.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

The site of a 19th century "dream city" that almost rivaled Chicago before being swallowed by the Indiana sand dunes.