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

This enormous censer uses a pulley system installed over 400 years ago.

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

Occupied for six centuries by Franciscan Order nuns, this monastery is an amazing ode to Catalán Gothic architecture.

Vibrant street art created with mixed media.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

An eerie collection of the surviving structures from a past celebration of the future.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

Holy Grotto of Montserrat Monastery holds one of Europe's mysterious black Madonnas.

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

A former steam-powered mill from the 1800s is now an industrial park with a giant steel dragon slide.

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

A 16th-century Andalusian palace.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

Possibly the oldest church in Barcelona, this basilica has its pagan and Christian mythologies all mixed up.

In the fictional world of Kcymaerxthaere, celestial wonders marked a portal to a powerful route of travel at this site in Madrid, Spain.

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

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

A lush indoor jungle fills this bustling Madrid transportation hub.

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

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

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

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