Glasgow's memorial to the International Brigade volunteers from Great Britain who fought and died in the Spanish Civil War.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

Students can borrow artwork from this gallery to display in their own residences.

The Gaudí-inspired building that was the start of Terrassenc modernism.

A Wes Anderson-esque lighthouse that boasts magnificent coastal views.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Decrepit Victorian public lift is a white-knuckle ride.

Regency-era excess on the English Coast.

A museum filled with tiny, adorable versions of the mighty Royal Danish Navy.

The only surviving piece of Copenhagen's 16th-century defensive wall.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Uppsala's adorable feline sign celebrates a popular children's book set in the Swedish city.

An early 20th-century bullring converted into a modern shopping center.

A cluttered and astounding collection of antiquities and curiosities.

A tongue-in-cheek arcade where the games are based on everyday life.

An ordinary lamppost situated in the middle of Cambridge has an unusual moniker and history.

The bones of two medieval royal lions were discovered at the historic fortress.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

The last four extravagant street signs of London's historic banking street.

The Columbia Road Flower Market is now open every Sunday, rain or shine.

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