Spanning the El Chorro gorge, this pathway used to be one of the most dangerous crossings in the world.

Bask in the 19th century grandeur of an eccentric Freemason millionaire's private gardens.

Natural stone arches form a walkable "cathedral" at low tide, then disappear entirely when the water returns.

Week-long block party becomes a competition for the best decorated street.

Barcelona's historic 19th-century sewers, whose foundations were laid in medieval times, are open to the public for exploring.

Wonderland replication in progress by one persistent man.

An enchanting monastery in the Spanish countryside appears lifted from a fantasy tale.

Mountain where Jesus was first tempted by the Devil.

A museum dedicated to the Spanish occult in a town that was terrorized by the Inquisition.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

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

A beautiful but toxic fountain of mercury.

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