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

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

There is a strange little carving of a person seemingly crushed by a pillar behind the remains of St. Thomas Aquinas.

This Roman arena once played host to bloody gladiatorial battles.

Long tunnels run under the ancient chariot racing circuit to the tower.

Living towers made of people that are now recognized by UNESCO.

This cemetery features modernist statues as strange as its name.

This stunning iron gate designed by Modernist architect Antoni Gaudí is filled with mythic symbolism.

An early 20th-century bullring converted into a modern shopping center.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

An unusual stroll through gentlemen's erotica demonstrates that pornography is timeless.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

The oldest giants in Catalonia are now displayed in a 14th-century Gothic church.

Catalonia Tradition: Beating the hollow Christmas log until it defecates in your fireplace.

Barça football fans might see the insignia hidden in a church window as a divine sign.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

For one day every month Barcelona's Estació de França transforms into a market for model trains.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

Week-long block party becomes a competition for the best decorated street.

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.

Barcelona's only remaining tram system takes riders to the Tibidabo funicular.

Mountain where Jesus was first tempted by the Devil.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.