The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

This historic timepiece is thought to be the only public clock in the world that keeps lunar time.

This ironic war memorial thumbs its nose at a campaign of inedible humanitarian aid food products.

A number of craters left by fatal mortar strikes have been filled with red resin to remember those lost during the Siege of Sarajevo.

This historic cemetery was inaccessible for several years due to dozens of land mines.

An architecturally-focused antique shop.

It houses the remains of a 17th-century version of the Titanic.

The world's largest model of our planetary system.

Sweden's first nuclear reactor, R1, can be visited 25 meters underground.

The internet as provided by a James Bond villain.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

This Stockholm light tower can be controlled by anyone with a smartphone.

The remains of Alfred Nobel's first nitroglycerine factory can still be found on the shores of a Swedish bay.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

An odd museum dedicated to French fakes.

A museum of magic with a Sadist past.

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

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

The curious underground history of keeping Paris clean.

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

Notorious artist squat renovated into legal studios.

Stroll through retro Paris while shopping for old postcards and discarded doll heads.

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

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