The celebrated eyesore created by starry-eyed sweethearts.

Abandoned railway line circling the city of Paris.

The oldest stone house in Paris was built by its most famous alchemist.

France's most famous cemetery, with some of its most curious tombs.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

This intricately carved and hilariously huge bed was such a famous symbol both Shakespeare and Byron used it in their writing.

A recently restored Shoreditch landmark with ties to Jack the Ripper.

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

The television series' iconic giant foot was borrowed from this classical painting.

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

Once a train station along the Great Eastern Railway this vibrant coffee shop and bar is where members of London’s creative class mingle.

This hidden rooftop garden in downtown London offers a quiet respite from a bustling city.

Pop culture has helped to keep this iconic British building from being destroyed.

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

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

The final resting place to 300 Victorian-era pets hides inside the city park.

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

A cluttered and astounding collection of antiquities and curiosities.

An unusual round church in London with a Templar past.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.