This collection of historical artifacts and tropical wildlife waits just beneath the surface of the water.

Fish raining from the sky are the cause of a yearly celebration in this small Honduran town.

These Honduran caves earned their magical nickname thanks to reflective bone deposits.

This giant radio telescope would be a rusting ruin if it hadn't become such a beloved relic.

A strange rock in Chicago marks the spot where a tree once stood in honor of the 18th President.

A mysterious dark-skinned Christ statue has been this town's religious center for centuries.

The youngest volcano in Central America.

Right angles in the forests of Panama.

The largest garbage dump in all of Central America is home to a tragic community that make their living from the refuse.

A crumbling cathedral condemned by an earthquake.

A no-frills, DIY nature preserve manned by a U.S. expat who has dedicated his life to turtle conservation.

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

Sloth rehabilitation center in the jungle of Costa Rica.

This Costa Rican topiary park is a surreal garden of unearthly delights.

The sister plane of the C-123 shot down during the Iran-Contra Affair has found a new purpose in retirement.

These mysterious ancient stone spheres were created by a civilization lost to time and are now mostly lawn ornaments.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

France's most famous cemetery, with some of its most curious tombs.

Abandoned railway line circling the city of Paris.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A replica of the Statue of Liberty watches over the tomb of 72 Chinese revolutionaries.