A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

Mysterious meeting place for UFO hunters near Area 51.

A boulder carved into the shape of the cosmonaut's head.

This miniature take on the Kremlin is one Dutch man's retirement project.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

Berlin's beloved bear is immortalized at the Museum für Naturkunde.

A reportedly haunted 14th-century church is curiously facing the “wrong direction.”

A series of abstract, silly sculptures represent the works of a great modern classical composer.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

Abandoned Soviet base once stocked with short and medium range missiles pointed at western Europe.

Longest canal tunnel in the world, abandoned in the 1960s.

Hitler's bleak vision of relaxation still stands as a mostly abandoned 10,000-room resort complex.

Long abandoned underground complex to keep royals safe from a nuclear war that never came.

Abandoned ship reimagined as a street art canvas.

An abandoned saucer-shaped monument in the Bulgarian mountains.

An abandoned aircraft sits submerged in a lake in the Alaska wilderness.

A man-made island fort that has housed soldiers, scientists, and ravers.

Pop culture has helped to keep this iconic British building from being destroyed.

This former steel and coal plant is now a neon-lit industrial fantasia.

Achill's most recently abandoned village dates back to to the Age of Enlightenment.

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

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

A sturdy relic of Britain's once crucial gunpowder industry is now a haunting Cornish ruin.

A crumbling island fortress that seems to be covered in a field of stone crosses but is simply incomplete.