A close look reveals that the Scottish monument is just slightly off-kilter.

The most loyal of little dogs, or a Victorian era publicity stunt?

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

The final resting place of soldiers' loyal canine companions.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

The geoglyph once sported a glass bottle eye.

This historic factory peddles classic toys from the picturesque English county of Devon.

This ruined medieval castle was the scene of Lord Robert Dudley’s seductive reception for Queen Elizabeth I.

This strategically placed hill fort has served defensive forces from the Iron Age up until the 20th century.

Europe's largest prehistoric mound – burial site of a legendary king?

The first archaeological site discovered by aerial photography.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

Famously misunderstood wonder of the ancient world

The pockmarks across the building's facade are remnants of the Blitz.

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

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

More than a million titles fill the labyrinthine shelves of this prestigious private library.

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

Charles Babbage's proto-computer, painstakingly brought to life.

Dictionary Johnson’s favorite feline.

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

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

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