Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

This former insane asylum now holds a pathological anatomy museum.

A mysterious artist-run cabinet of curiosities and library.

This South London cemetery holds the remains of more than 15,000 people.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

The elaborate clockwork contraptions in this Scottish gallery create small worlds of whimsy and horror.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

This series of Scottish caves has no clear purpose other than baffling historians.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

The largest of London's subterranean rivers and once a mad, bad center of London life.

London's old-school healing garden.

London's smallest police station is barely the size of a phone booth.

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.

A cluttered and astounding collection of antiquities and curiosities.

The remains of Crystal Palace Great Exhibition of 1851.

A hands-off space for graffiti artists to hone and display their skills.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.