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

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

This modest marker near Notre Dame identifies the very center of Paris.

The celebrated eyesore created by starry-eyed sweethearts.

An overlooked marble is the only surviving in-place 18th century example of the measurement that changed how we define distance.

A poem by Arthur Rimbaud is inscribed on the wall of a street that, while it is only one block long, plays a key role in multiple novels.

This 18th-century sundial was designed to calculate the date of Easter each year.

An unusual number plate signifies the building's saucy past.

Marie Antoinette and Napoleon Bonaparte were fans of this 200-year-old French chocolatier.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

Paris' linguistic guide to the international language of, yes, love.

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

A melancholy jester sits on the grave of a famous 20th-century ballet dancer and choreographer.

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

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

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

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

The prototype for all Nazi concentration camps.

Go surfing on this urban wave, "hacked" by local surfers.

Golden cobblestones remember a time when this small alley was used to avoid having to give a Nazi salute.

A fearsome dragon clings to a corner of Munich's city hall.

The footprint of a frustrated devil in Munich's Cathedral.

These 12th-century catacombs carved into a mountainside were a place of mysticism and Christian hermitages.

Terrifically morbid cemetary and site of famous Paracelsus' grave.