This bewitching Babylonian goddess haunts a hallway of the British Museum.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

An architectural oddity hides in plain sight on this iconic London bridge.

Where condemned pirates met their grisly end at the gallows on the River Thames.

The 2,000-year-old beam is tucked within the pedestrian entrance to the old London Bridge.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

A friendly pub with a sordid past in cock fighting.

A naturally mummified 2,000-year-old man.

Hear the quietest sound from across the dome.

Eighty million natural history specimens call this gargantuan museum home.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

An 18th century fountain and two columns are all that remains of Rome's forgotten river harbor.

A statue representing a lost Roman profession that was vandalized for centuries.

The best preserved Paleochristian basilica in Rome hides a number of oddities and secrets.

2300-year-old Roman road connecting the empire.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

German and American troops joined forces to defend this fortress during the strangest battle of World War II.

Archduke Ferdinand II's collection of rare objects is considered one of the oldest museums in the world.

Legend says this mysterious stone head belongs to a woman who was petrified by an alchemist.

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

The oldest operating pharmacy in the world features 800-year-old recipes.