Wondrous stalactites house thousands of bats in these African caves.

Celebrated example of Ottoman architecture that also served as a site for brutal massacres.

A bridge destroyed three times: once as a ruse, then in an actual attack, and finally for the movies.

The place where World War I began.

There's a mini version of Iguazu Falls hidden in the Balkans, and it's got a rope swing.

An important Mayan religious and trading center dating back to 200 BC.

A natural swimming hole that was once a ceremonial center for Mayan priests.

These enigmatic ruins continue to vex archaeologists.

A devastated ruin in the south of Belize where British explorers claimed to unearth the Mitchell-Hedges Crystal Skull.

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

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

A massive underwater sinkhole made famous by Jacques Cousteau.

The vast chamber inside this abandoned cooling tower looks like something out of a sci-fi dystopia.

This interactive sculpture allows visitors to leave a message in case a friend passes by.

Take a leisurely walk through the park to find the seven giant troll sculptures hidden throughout the park.

A museum celebrating the Canadian forces that liberated Belgium from the Nazis replete with battlefield miniatures and multiple Gardens.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

Because sometimes you need to make a batch of frites even when the stores are all closed.

A marble Lucifer hides behind the pulpit of this Gothic cathedral.

Hiding the longest subterranean river known in the world.

A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.

This former Masonic lodge has been transformed into part museum, part bar, all awesome.

The Devil’s own choice when he needs a drink in Brussels.

Under the desolate and windswept northern coast of Barbados stands a small oasis filled with sea anemones.