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

One part local history, 99 parts gruesome haunted house.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

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

Protecting the dead from opportunistic body snatchers.

Northern Ireland's Brobdingnagian stepping stones.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

A museum that cashes in on its infamous little people while teaching you a thing or two about the Irish fey.

The ancient tomb acts as a calendar that keeps perfect time.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

A proud bronze billy stands as an eternal symbol of Ireland's oldest festival, where a goat is made king.

A hugely vast Irish landscape of barren rock that stretches for miles.

The oldest pub in Ireland may also be the oldest surviving bar in the entire world.

An eccentric garden of sculptures crafted in India decorate an Irish green space dedicated to Alan Turing.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

The Grand Lodge of Ireland is one of the oldest in the world, full of fantastical, elaborately themed rooms.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

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

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

The final resting place of soldiers' loyal canine companions.

A small island abbey is the final resting place of many medieval Scottish monarchs, including the real Macbeth.

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

The heads of two giant mythological water horses honor Scotland's horselord past.

A book bound in the skin of an infamous criminal, along with countless other specimens.