Every equinox this Maya pyramid puts on a spooky ancient light show.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

A naturally mummified 2,000-year-old man.

This gruesome biblical parade celebrates the one day a year that a bit of Jesus' blood turns to liquid.

What was once a bustling mining installation is now a bustling hub of contemporary art.

The former home of a trailblazing surrealist is still filled with haunting dolls and grim paintings.

A giant bug impaled on a 75-foot-tall needle.

The site where one of the most famous poems of World War I was composed is preserved to honor the legacy of the work.

Somewhere there is a giant who can no longer poop, but now travelers can stay inside his anus.

This Belgian theme park began as a refuge for bored church children and was closed down when a boy lost an arm.

A 14th-century fortified keep showcases the masterpieces of an ingenious 20th-century clockmaker.

Christ's blood allegedly preserved in a Belgian town.

A little sculpture with a large wardrobe.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

Climb inside an iron crystal magnified 165 billion times its normal size.

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

Lavish royal estate punctuated with heated greenhouses.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Macabre astrological automaton clock dating to the late 1400s.

Famously misunderstood wonder of the ancient world

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

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Paris' fabled purveyor of exotic taxidermy and natural history curios.

The celebrated eyesore created by starry-eyed sweethearts.