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

A giant white horse drawn on an English hillside may not have been intended to be a horse at all.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

An authentic, seaworthy replica of the ship that sailed to Newfoundland in 1497.

A miniature replica of the canine that became the logo for a large recording company.

This pedestrian footbridge honors Pero Jones, an enslaved African who lived in Bristol.

A miniature version of the ship that took John Cabot from Bristol to Newfoundland.

A 15th-century whalebone is tucked away in an unassuming corner of this medieval church.

The unpredictability of this pendulum's movements has drawn visitors to this magnificent church for decades.

After protestors toppled a statue of a 17th-century slave trader, the pedestal where it once stood remains unoccupied.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

This underground church is topped with a 500-foot cross that is seen by many as a beacon of fascist hubris.

This influential Renaissance-era library was once the haunt of kings and monks.

An ancient Egyptian temple in the middle of Madrid, Spain.

This macabre masterpiece of a mural is one of Francisco Goya's "Black Paintings."

After the queen of Spain had a dream where these statues fell and crushed her, they were removed from the palace and given new homes around Madrid.

Artist Natividad Sánchez wrote a new ending for one of Roman mythology's tragic love stories.

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

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

An small and easily overlooked archaeology museum chock full of Egyptian artifacts.

Colorful murals by Jean Cocteau hide within this peaceful London sanctuary.

London's smallest police station is barely the size of a phone booth.