The largest market in Guyana, designed and built by the Edge Moor Iron Company of Delaware.

The world's tallest slum.

Sparkling, calcite-covered skeletons of children who may have been sacrificed to appease an angry god.

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

This portion of a lovely Belize beach is infested with (harmless) sharks and rays.

This imposing memorial contains the remains of Che Guevara — and 29 other guerrillas who died with him in Bolivia.

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

Since the 1700s, this old barrel has acted as a post box that relies on the kindness of travelers.

A nuclear power plant abandoned along with an international allegience.

This large stone off the coast of Martinique had a brief career in the Royal Navy.

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

A massive underwater sinkhole made famous by Jacques Cousteau.

A full-size replica of this well-preserved temple lets you take a walk through the Mayan age.

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

A pyramidal marker where the borders of Venezuela, Brazil, and Guyana meet on top of Mount Roraima.

This "floating island" plateau sits 7,671 feet above the forest floor.

A crumbling cathedral condemned by an earthquake.

You may get stranded and everyone's peeing in the water, but at least there's cocktails!

In this pristine Ecuadorian hippie town, residents remain active well into their eighties and nineties.

The forgotten tomb of the Peruvian rubber baron who was the inspiration for Werner Herzog's epic film "Fitzcarraldo."

This iron building in the Amazon allegedly shares an architect with the Eiffel Tower.

This former shopping center now acts as the eccentric lair of the Venezuelan secret police and their shadow prison.

An exotic jungle hideaway run entirely by indigenous Kichwa women.

This 12-inch-tall wooden sculpture of a winged Virgin Mary has inspired much devotion and countless replicas.