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

Once the gateway to the utopian dream-village of a Civil War embalmer.

This abandoned mansion has a window for every day of the year, and is a temple for ghost hunters.

One of the most photographed buildings in a city known for its Modernista architecture is an abandoned squat.

The remains of a convent turned military barrack in the heart of Madrid.

The world's largest sundial can cast a shadow more than 1,600 feet long.

A historic castle that served as a backdrop to part of an elaborate extraterrestrial hoax.

On the wall of this medieval walkway, a symbol of the Spanish Inquisition.

The young girl gained fame for her atypical size and was regarded as a curiosity by the Spanish aristocracy.

Once the grandest synagogue in medieval Spain, it now stands as a memorial of the 15th-century Jewish exile.

A bronze sculpture of a monkey sits outside this factory, which has made an anise-flavored liqueur for over 150 years.

Spain's largest bullring offers a unique glimpse at architecture and history.

A pair of gigantic baby heads greet passengers at Atocha Station.

An open-air "garden" of mural art that changes weekly.

This 19th-century fountain's namesake animal isn't what you think it is.

This underwater graveyard commemorates a group of murdered 16th-century missionaries.

This colorful statue welcomes visitors to a Barcelona park.

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

The ruins of an ancient stadium that hosted gripping chariot and horse races.

A reproduction of the famous prehistoric cave paintings is hidden underground at the National Archaeological Museum.

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

This postmodern apartment block was designed to be a vertical neighborhood.

This stunning iron gate designed by Modernist architect Antoni Gaudí is filled with mythic symbolism.

This remarkable prehistoric town is full of watchtowers and houses that have withstood thousands of years.