A display of torture devices used in the Spanish Inquisition and other scourges of medieval Europe.

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 medieval village holds a very modern hotel.

The world's largest wooden structure.

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

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

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

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

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

An exotic reptile facility showcasing some of the rarest, most venomous snakes in the world.

The language and heritage of a nearly forgotten culture can still be explored in this Southern enclave.