These eclectic homes nestled into the cliffs of a Caribbean island were built entirely from scavenged materials.

Looking like nothing more than a cartoon deserted island, this tiny sandbar is home only to a single umbrella.

Starting with nothing more than discarded conch shells, one man has built an island/bar that would make Jimmy Buffet jealous.

A natural tidal swimming pool is ringed by bizarrely artistic lava rock formations.

The larger of two volcanic peaks rising out of the crystalline waters of the Caribbean.

The subtle interplay of fire and water is hard to ignore at this remote Jamaican spring.

Cavernous opening completely encased in Karst limestone.

Millions of glowing microscopic organisms light up the waters of this luminous lagoon.

Nature took her revenge on the "Wickedest City in the World."

A remarkable range of flora and fauna are represented in this Dominican nature preserve.

Collection of fossils, plants, and ancient animals encased in amber.

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

Renowned restaurant tucked in a cave once occupied by buccaneers.

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

A pre-Columbian ceremonial and astronomical site built by the Taino Indians.

Thermal springs underneath the seabed provide the heat and bubbles for these beachside natural hot tubs.

This historic hiding place, often used by people escaping slavery, is a testament to a heroic struggle for freedom.

A flower grows on this giant stone that is said be able to control minds.

This mountaintop lake bubbles and steams in a perpetual boil, thanks to its direct link to the Earth's interior.

This living labyrinth made entirely of thorns is filled with art.

The floor of the oldest surviving synagogue in the Americas is entirely covered in sand.

The mouldering manses of wealthy colonials still pock the streets of a Curaçao neighborhood.

At first glance, little checkered structures on the hillside look like they house the living, not the dead.

A stone circle on the slopes of a Caribbean volcano commemorates the leader of an anti-slavery uprising.