This lucky bronze frog was gifted to Madrid by a casino.

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

A living art gallery painted on a canvas of Monterey pine trees.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

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

The lengthy skeleton of one of the tallest Spaniards of all time is on display in Madrid.

An exact replica of a colossal Olmec head sits atop a pyramid within a Madrid traffic circle.

This macabre masterpiece of a mural is one of Francisco Goya's "Black Paintings."

Of the many chalices in the running for the Holy Grail, this one in Valencia Cathedral sure looks the part.

A darkly erotic open-air statuary in Catalonia.

An eccentric collection of antique items shares space with a prop-quality witchcraft museum.

This funky former tobacco factory is one of the most striking examples of Madrid's cultural diversity.

This former charity hospital for elderly clergy houses some of Seville’s most treasured paintings.

The only urban monument in the world designed by the great surrealist painter Salvador Dalí.

This magical space partly designed by Antoni Gaudi is one of the best examples of romantic gardening in the Mediterranean.

The chefs at El Diablo use heat generated by an active volcano to cook the food.

A charming Spanish village sits atop this natural limestone overpass.

Earth's rocky history has rarely glittered so brightly as it does in this Spanish museum.

Numerous sculptures set along hiking trails symbolize and idealize the relationship between man and nature.

One of the world's oldest universities houses an incredible collection of anatomical models, mummified body parts, and human bones.

In the fictional world of Kcymaerxthaere, celestial wonders marked a portal to a powerful route of travel at this site in Madrid, Spain.

Partially collapsed lava tube and cave system complete with concert hall, underground pond, and unique albino crabs.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

Of course Salvador Dalí lived in a castle...