Though it's not the largest, this one-kilometer outdoor market is reportedly the longest in Europe.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

An archive of ceramic eggs painted to record clowns' personal makeup designs.

This historic abandoned train station looks like a stop for ghost trains.

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

This bunny-eared Moses represents an attempted compromise between two biblical interpretations.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

The narrowest street in Paris.

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

A beautiful Victorian statue shows France's enduring love of the rhinoceros.

This emotive sculpture was originally created for the 1878 World's Fair.

This bridge was constructed from the rubble of the infamous Bastille.

A giant silver apple a day keeps the perils of capitalism away.

A gigantic mechanical bull rages over unsuspecting passengers at Birmingham’s central station.

This oddly shaped boulder in Paris is rumored to be cursed.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

Montmartre's sole surviving windmill became an iconic landmark for 19th-century painters, artists, and bohemians.

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.

Believed to be inspired by the Trevi Fountain in Rome.

One of three sites in England that house the National Collection of Arms and Armour.

Home to one of the most popular teams in Scottish football history.

The only statue ever crafted by award-winning animator Ray Harryhausen.

Hundreds of years ago, this lion-shaped door knocker could help a person accused of a crime find temporary safe haven in Durham Cathedral.

A rather grand, but tiny, folly on the banks of the River Wear associated with a Polish count.