This trio of Dominican cave lakes comprise a colorful biosphere of natural life.

An eccentric German artist built this weird and wondrous castle packed with shocking sculptures and alien art.

This huge pile of volcanic boulders hides a stunning network of secret grottoes.

A mountain of conch shells created by centuries of fishermen.

Commercial airplanes land mere feet over the heads of sunbathing beachgoers on this tiny island.

The remnants of an abandoned, 19th-century gold mill along Aruba's rugged northeastern coast.

These craggy limestone outcrops offer a glimpse at a unique piece of Florida geology.

No one knows how or why this painting appeared to produce crystallized tears.

This grand Spanish-Cuban restaurant has been serving customers for more than a century.

The sign that drew attention to a young boy's cucumber stand is now the name of his fruit superstore.

Found: Garden of Eden in Miami-Dade County, Florida.

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

This former factory has been transformed into a technicolor wonderland, where dozens of local artists have collaborated to create a real choose-your-own-adventure experience.

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

A 1950s eccentric's vision of Eden preserved as a hiking trail.

Hidden in the plaza next to a pizza shop is an amazing little oddities shop.

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

Town of spiritualists and mediums in Florida.

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.

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

Thousands of majestic trumpeter swans fill this park, sounding distinctly like a certain brass instrument.