A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

The celebrated eyesore created by starry-eyed sweethearts.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

The curious underground history of keeping Paris clean.

This museum houses an imposing skeleton army comprised of creatures great and small.

Statue of death tucked in the University of Medicine courtyard.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

Abandoned railway line circling the city of Paris.

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

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

One of the largest mechanical models of the solar system in the world.

The second-longest pier in the U.K. stretches a whole kilometer into the Irish Sea.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

A hundred copies of Antony Gormley's naked body stare out across the water.

Created as a punny statement about genetic engineering this monstrous hybrid statue has become a beloved icon.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

Pyramid shaped monument with a tall tale attached.

Final resting place of John Middleton "The Childe of Hale."