This panoramic lift provides a futuristic ride up San Pedro Mountain.

This magnificent castle grew from a small Moorish fortress, and reportedly inspired two iconic Disney castles.

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

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

This influential Renaissance-era library was once the haunt of kings and monks.

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

This underground church is topped with a 500-foot cross that is seen by many as a beacon of fascist hubris.

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

Remarkably intact Roman stone fortifications have encircled this Spanish city for centuries.

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

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

A 16th-century Andalusian palace.

The oldest Roman lighthouse still in use.

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.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

The world's largest wooden structure.

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

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

These magnificent city walls rise from the barren sun-baked Spanish plains like something straight out of a fairytale.

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.

Three bridges and one giant canyon make up this fantastic Spanish settlement.