This staircase full of Mayan hieroglyphics is perhaps the largest single text in the world.

Hidden deep in the Guatemalan jungle is a turquoise paradise of natural pools, caves, and waterfalls.

A Mayan village preserved for centuries in volcanic ash.

This neon blue river gets its color from a unique mix of bacteria and volcano minerals.

A massive underwater sinkhole made famous by Jacques Cousteau.

Uninhabited islet in the Caribbean is the sanctuary of giant lizards.

This peculiar lake of pitch is so thick and viscous that one can walk on its surface.

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

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.

George Martin's Caribbean recording studio now rots within the shadow of an active volcano.

The cell which saved the life of Ludger Sylbaris, "the man who lived through Doomsday."

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

Thousands of Haitians travel to the waterfalls to ask the Virgin Mary of Mount Carmel and her voodoo counterpart Erzulie for healing in a yearly pilgrimage.

A Caribbean chef recreates his enslaved great-great-grandmother's dishes inside the home she purchased after buying her freedom.

A gallery of underwater art that can be visited by man and fish alike.

This granite mountain is the largest rock in Africa and the second-largest monolith in the world.

Renowned restaurant tucked in a cave once occupied by buccaneers.

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

Shipwrecks, ruins, and turtles are all that remain on this haunting Caribbean ghost island.

A Cuban artist reclaimed his impoverished neighborhood as a dreamy folk art kingdom.

A glowing underwater cliff attracts marine life and divers in equal measure.

A sanctuary for sickly, stray, or wounded donkeys.

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