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

A towering monument in Spain has proven to be more labor-intensive than initially planned.

An iconic and controversial ancient Iberian funerary urn with a hauntingly penetrating gaze.

This funky former tobacco factory is one of the most striking examples of Madrid's cultural diversity.

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

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

A lush indoor jungle fills this bustling Madrid transportation hub.

Commonly acknowledged as the only public monument to the Devil himself.

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

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

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

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

An enchanting monastery in the Spanish countryside appears lifted from a fantasy tale.

Built to celebrate the glory of a new queen, this forgotten monument has moved around Madrid three times, reflecting 200 years of political whims and city redevelopment.

The Spanish king's private bathroom embraced the idea of a porcelain throne.

A massive Montreal stadium that has seen nothing but trouble since its inception.

A swaggering, monumental souvenir of the most extravagant party Montreal’s ever thrown.

Every year, the colorful murals of Montreal get a complete makeover.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

Witnesses claim the Virgin Mary statue outside the church once mysteriously shed a single tear.

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

A memorial to the monk who set himself on fire to protest the persecution of Buddhists in Vietnam.

This French colonial post office is arguably the grandest in all of Southeast Asia.