One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

These magnificently sculpted tombs represent Spain's own legendary version of "Romeo and Juliet."

Vibrant street art created with mixed media.

Two towns are linked by an engineering marvel masquerading as a boring suspension bridge.

Giant topiary dog once played a role in a terrorist bomb plot.

This line of 12 tower mills described in the story of Don Quixote is among the most iconic landscapes in Spain.

A medieval village holds a very modern hotel.

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

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

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.

A site where “the ravages of the war are more striking…than any other place in contemporary Spain.”

Moorish signal station on a stratgic rocky outcrop.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

12th-century holy complex shares land with a natural park full of heavenly waterfalls and raptors.

The facade of this 16th-century building is decorated with carvings of 300 seashells.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

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

Geological storytelling.

A lush oasis full of vibrant plants and striking geometric displays.

A shrine-like museum entirely dedicated to soccer superstar Cristiano Ronaldo.

A micronation on an islet along the coast of a Portuguese island.

This glass skywalk offers vertiginous views down the volcanic cliffs to the beach below.

These small, triangular, colorful houses are a staple of Madeira Island.

Portugal’s highest lighthouse has one of the most impressive focal planes in the world.