A series of abstract, silly sculptures represent the works of a great modern classical composer.

A hands-off space for graffiti artists to hone and display their skills.

The world's longest continuously running show has played at this small West End theater since 1974.

As seen in the Spice Girls ‘Wannabe’ music video.

This sculpture encompasses the emotion of rail travel.

This medieval tower is all that remains of the castle where Joan of Arc was held before being burned at the stake.

A French museum of wrought iron.

An ancient ossuary in Rouen.

His "Lionheart" is entombed separately from the rest of his body.

This innocuous-seeming building is actually the remnant of a major wartime brothel.

Once a 19th-century brasserie, this McDonald's exterior celebrates Alsatian design and the "King of Beer."

What looks like a normal building is really a hollow facade hiding a subway vent.

This pub boasts a curious history and may have inspired a Dickens character.

This pub has roots dating back to 1430 and serves as the setting for multiple Charles Dickens stories.

Behind one of the world's most impenetrable vaults is a massive collection of retail silver.

The fountain marks the area where hundreds of accused witches were burned at the stake.

London’s first road overpass is so old that it was originally built for horse-drawn carriages.

This verdant, tree-lined Reykjavik graveyard is both enchanting and eerie.

This earthwork installation sits on a grassy hill, celebrating Iceland's past and present.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

An ancient Greek monument and a Byzantine church coexist inside this cave.

This small 16th-century church in Athens is almost entirely surrounded by a modern building.

This gem is often wrongly overshadowed by the larger, newer Metropolis church in Athens.