This quaint Spanish village agreed to be painted blue as a marketing stunt but found that they preferred it that way.

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

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

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

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

This cafe offers a curated collection of treats and tipples made by monks and nuns.

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

A stately palace has been converted into the world's largest cannabis museum.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

This cemetery features modernist statues as strange as its name.

A beautiful but toxic fountain of mercury.

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

Of the many chalices in the running for the Holy Grail, this one in Valencia Cathedral sure looks the part.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

This house's itty bitty size means no humans allowed.

Its appearance in "Game of Thrones" may spur on the long-awaited restoration of this medieval shipyard.

A 16th-century Andalusian palace.

This former charity hospital for elderly clergy houses some of Seville’s most treasured paintings.

The world's largest wooden structure.

The final resting place of the great navigator, or maybe his brother.

Mount Tambora is the site of the largest and deadliest volcanic eruption in recorded human history.

In this rare traditional factory, three generations of know-how, several strong cows, and a one-ton mortar come together to make Yogyakarta's famous "ugly noodles."

After a 2004 tsunami, this stranded boat was left in place.

A monster in the plant world, up to 10 feet tall and smelling of death.