Scattered throughout London are ancient remnants of the city's former bounding wall.

A little slice of Japan and its aesthetics in London's Holland Park.

Created by one of England's most prolific labyrinth designers, inspired by Bath city history.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

The castle was reconstructed to fit Kaiser Wilhelm II's romanticized vision of the Middle Ages.

Today this former Nazi concentration camp stands as a poignant memorial to the victims of fascism, and a warning from history.

This secluded walkway overlooks a magnificently wild London green space.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

The bears of Bern have been a city highlight for over 500 years.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Go inside to really appreciate this 500-year-old technological masterpiece.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

A hidden three-foot-wide house separates these two regal churches.

Elaborate tile work in this railway station tells the story of Portugal.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

This site contains overlapping ancient graveyards that existed about 1,000 years apart.