Places serpent Wants to Go

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

This massive library holds what was once the largest book collection in the world.

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

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

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

Notorious artist squat renovated into legal studios.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Abandoned railway line circling the city of Paris.

For hundreds of years, automatons moving to metallic music have been marking the passage of time.

A tiled, multi-level garden of survival in Lyon.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

Hundreds of hidden passageways weave through the old quarters of Lyon.

This Bordeaux parking garage has 712 indoor spaces, and one outdoor.

Lady Liberty's original designer installed a little clone in this French fountain.

An existential riddle in the world's largest ancient castle.

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

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

This doorless 20th-century elevator doesn't stop or slow down.

A bus with a butt and biceps to put Olympic athletes to shame.

Dedicated to the unsung history of human waste.

An Orwellian sculpture with eyeball cameras watches passersby.

Monument to a suicide protesting the Soviet invasion.