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

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

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

Black cat statues guard this temple-like Egyptian revival factory.

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

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

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

The medieval woodcut-style artwork chronicles life in medieval London.

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

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

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

The British monarchy's stamp collection is one of the most impressive in all of Europe revealing generations of royal nerdery.

This long-hidden space above Westminster Abbey now displays the battle gear of the legendary King Henry V.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

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

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

Eighty million natural history specimens call this gargantuan museum home.

Hear the quietest sound from across the dome.

Rebuilt remains of a temple to Roman god Mithras.