The only statue of a royal mistress in all of London.

Explore Dublin's laneways full of diverse street art and graffiti.

The ruins of celebrated theologian Samuel Rutherford’s church, featured in a 1970s cult horror film.

Where the dead once lay, art now plays.

The (fictional) address of Sweeney Todd's bloody barbershop.

An extended zoological collection that doubles as a time capsule.

Scotland's claim to the prime meridian was laid 200 years prior to the one in Greenwich.

A statue dedicated to the story behind the founded of the city.

This building has been a courtroom, a prison, and the location of the last public hanging in Dalkeith.

One of Ireland’s oldest family-run pubs, with a unique feature.

An astounding collection of medical specimens, including bits of President Lincoln.

The longest Champagne Bar in Europe, if not the world

These markers note British stars of both stage and screen.

A serendipitous meeting between a South American revolutionary and a local barman resulted in an iconic image of 20th-century art.

This house of worship contains a dozen stained glass windows by a renowned manufacturer

Remains of a keep that was built shortly after the Norman conquest of England.

The ground on which Shakespeare’s initial playhouse once stood.

This old KLM airplane cut into three parts was transformed into an eclectic airport gift shop.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

The final resting place for the remains of 143 Habsburg royalty.

Designed as a reminder of one of the darkest moments in Austrian history.

A mechanical clock built in 1914, with a rotation of 12 historical figures on its face.

One of Vienna’s oldest (and perhaps most haunted) alleys, allegedly with a bloody past that gave it its name.

These two 15th-century metal rods allowed people to check if they were swindled or not.