A daily pyrotechnic celebration marks a beloved tradition during Valencia's festival season.

Vibrant street art created with mixed media.

Of the many chalices in the running for the Holy Grail, this one in Valencia Cathedral sure looks the part.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

In this Parisian garden's grotesque former life as a zoo it fed exotic animals to the bourgeois and put humans on exhibit.

With a history of slaughter, feast, and famine, remnants of the pork industry decorate this area--even its church.

The spiral staircase hidden inside this giant Parisian column was likely built for Catherine de Medici's astrologer.

The former home of France's controversial pop maestro is almost completely covered in ever-changing tributes and graffiti.

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

In the best of all possible worlds, everyone will get a chance to see this statue in which Voltaire's heart is interred.

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

This Parisian café sticks almost exclusively to an ethos of reuse.

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

This Parisian fountain is a little bit fantasy and a little bit nightclub.

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

Indents in the pavement are all that remain from a grisly death machine in Paris.

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

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

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

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the 20th century.

A surrealist timepiece by the artist of melting clocks.

A mechanized clock where a man fights off a dragon, crab, and rooster.

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

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