Recently restored menagerie of Victorian-era beasts.

A saintly relic hidden in a Prague church basement.

Countless grotesque faces stare out from this eerie Prague art wall.

The hidden lair of an alchemist rediscovered in a 2002 flood.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

Climb inside an iron crystal magnified 165 billion times its normal size.

Cozy basement bar sports an inventory of over 2,000 beers.

Lavish royal estate punctuated with heated greenhouses.

The Devil’s own choice when he needs a drink in Brussels.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

A tiny village in Wales claims the name of a noble medieval hound slain for a crime he didn't commit.

An 18th century monument regularly tagged with unsettling graffiti referencing a 1940s unsolved murder.

A modest stone circle in North Wales.

A closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

A hidden tunnel leads to an abandoned slate quarry that's now a secret swimming spot guarded by cliffs.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."