This small museum gives visitors a chance to soak up the history of the "sponge capital of the world."

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

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

The largest retailer of seashells in the world.

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

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

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

A circus legend leaves an unexpected endowment.

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

It's a pretty creepy lock-up.

In the depths of the Everglades, one man has dedicated his life to studying the elusive Skunk Ape.

A monument celebrating the idea of reaching inaccessible places.

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

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

The first custom-designed building to showcase the works of Dale Chihuly is a wonderland of glass and light.

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

A luxuriant botanical garden below sea level.

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

A tribute to Ponce de Leon's supposed quest for eternal youth.

Here’s how Robert the Doll earned his reputation as the most haunted doll in the world.

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

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 mysterious castle built as a monument to lost love.