The broken skateboards that became a poignant memorial to a murdered skater.

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

The pioneer of psychoanalysis spent the final year of his life here, still seeing patients on that famous couch.

Millions of numbers carved in glass represent the tattoos forced upon victims.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

This sculptural piece by the artist Tom Otterness doubles as a jungle gym.

In 1986, Keith Haring was arrested for painting this anti-drug mural on a Harlem handball court.

The real-life site of Ichabod Crane's infamous gourd attack.

A lush indoor jungle fills this bustling Madrid transportation hub.

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

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

Meant to resemble a massive tree, the building is the best example of Spanish organicist architecture in Madrid.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

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

This sculpture pays homage to the street sweepers of Madrid since its inauguration in 2001 in Plaza Jacinto Benavente.

Automatons that were once removed after one fell from the building.

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

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

Get up close to emus and ostriches, or buy their tasty meat.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.