Places blackwidow Wants to Go

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

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

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

Notorious artist squat renovated into legal studios.

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

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

Abandoned railway line circling the city of Paris.

France's most famous cemetery, with some of its most curious tombs.

This concrete church spent a period of its history as a World War II bunker.

This futuristic German television spire is actually the world's largest digital clock.

Twisted buildings adorn the banks of the Rhine river.

A varied collection of brains in alcohol.

Take a walk in a recreation of ancient Rome.

No need to strap in for a “ride” on this walkable roller coaster.

The monumental home of Prussia’s eccentric "Cannon King."

Tucked away in a small German apartment is an eclectic museum devoted to West African vodun culture.

An industrial relic is now one of Europe's most staggering art spaces.

This massive steel pyramid can be entered by a set of jagged steps that let visitors stand in its heart.

These ruins reveal the remarkably intact layout of a Roman marketplace.

This is what trains will look like after the zombie apocalypse.

An underground city of ancient quarry tunnels hid thousands of Allied soldiers in WWI.

This traditional festival celebrates a family of wooden giants that have survived Nazis, wars, and religion.

An astounding collection of taxidermy, fossils, skeletons, and even a few strange live beasts.

This triumphal arch celebrating the Sun King's conquest of Lille is a masterpiece of military architecture.