This skewed English house has looked like it's going to fall over for centuries.

The castle still holds traces of the abandoned Roman fort it was built atop.

The most visited, and possibly most controversial, museum in Germany.

Sitting beneath an unremarkable residential building is a museum devoted to classic Pinball.

Hans Christian Andersen for the postmodern world.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

Looking strangely like Rome's Colosseum, this unfinished tower has dominated the skyline for over 100 years.

An obsolete, long-forgotten advertising character lingers on this Sainsbury’s balcony railings.

On October 17, 1814, a 15-ft. wave of beer ran rampant through the streets of London.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

A jumble of concrete on the corner of one of London’s terraced buildings is actually a work of art.

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

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

Victorian-era Londoners really wanted to believe this 17th-century cistern was actually an ancient artifact.

This Underground station has been a popular filming location for decades, even before it closed.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

Soon after its unveiling, this giant inverted globe sparked controversy and was vandalized.

Museum dedicated to the UK's first charity for abandoned children, with keepsakes of the mothers who left them behind.

This luxury shopping lane has been protected by its own tiny police force for over a century.

This tribute to the fictional detective stands at the famous literary character's address.

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

Several colorful mosaic panels depict the life and creative genius of the Master of Suspense.

Tourists who rely on a transit map to find the iconic Beatles location often end up in a far-off neighborhood.

The handiwork of a underdog clockmaker who solved an impossible problem for an Empire, and forever revolutionized seafaring.