A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

The first green space constructed on an elevated viaduct.

A French artist's vague warning hangs over Belleville.

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.

The floorboard scrawling of a tragic madman is on public display outside a Paris hospital, much to the dismay of its opponents.

How did a French journalist’s grave become the sexiest statue in the cemetery?

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 sculpture of the iconic East German car on four legs is a tribute to those who traveled to Prague seeking asylum.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

A surreal statue honoring Prague's favorite literary son.

The celebrated eyesore created by starry-eyed sweethearts.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

The scars of a remarkably organized public protest to save 13 elm trees are still visible in this Stockholm park.

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

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

The very center of Paris is surrounded by a bevy of strange good luck rituals.

A lone cannonball remains lodged in the walls of the Hotel de Sens as a sober reminder of a revolution.

Noirish green neon marks the location of one of the oldest private detective agencies in France.

135 bronze medallions mark a French meridian line which once rivaled the hotshot Greenwich timeline.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

This banal Parisian entranceway is not what it seems.

The oldest stone house in Paris was built by its most famous alchemist.