Heralded as the oldest statue in London.

The next-door homes of two very different musicians, George Frideric Handel and Jimi Hendrix.

It is still illegal to "quarrel" at this unlikely urban oasis built on top of an electrical substation.

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

The cedar tree in Highgate Cemetery earned its title by accident.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

Before there were doorbells this bronze ear was installed for visitors to announce their arrival.

This grand gate once marked the entrance to a military barracks.

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

One of Madrid's oldest trees, with a long and colorful history, resides in El Retiro Park.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

A must for film lovers in Madrid and home to the Spanish Film Library's projection space.

These distorting, funhouse mirrors achieved fame in a renowned piece of Spanish theater.

Hidden under a center for the elderly are the dungeons which were used during the Spanish Inquisition.

A haven for book enthusiasts across the street from Retiro Park.

A pair of gigantic baby heads greet passengers at Atocha Station.

A lush indoor jungle fills this bustling Madrid transportation hub.

A less famous, short-lived meeting spot of the Inklings.

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

This rudder is one of the few remnants of a shipyard that once operated on the banks of the Potomac River.

America's first federal monument.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

A measuring mishap led to these artificial stone ladies losing their stomachs.

Only a few pieces remain of a grand 16th-century water clock that once announced the changing hours with the sound of bells, gongs, and drums.