This enchanting natural park is a magical example of a temperate rainforest in Europe.

An eerie collection of the surviving structures from a past celebration of the future.

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

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

This "flat geyser" bubbles up out of the ground periodically like a disappearing river.

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

This religious complex carved into a cliff is steeped in legends of miraculous stags and the Holy Grail.

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

An ancient Roman theatre restored to its former glory in the Spanish city of Cartegena.

Giant granite sculptures representing family on the northern coast of Spain.

This century-old ruined temple was reborn as "The Church of Skate."

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

Famed architect Antoni Gaudi built this generous thank you gift to a friendly host who housed him during a job.

This ancient Spanish castle sits high upon a hilltop.

Devastated landscape used for hundreds of years by the Romans as their primary mining site.

Mine shafts and hard pastries await visitors at this massive mountain of salt.

Rare karst landscape eroded from a flat seabed.

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

"Alleys of Stone" form natural mazes in Spanish natural park.

This quaint Spanish village agreed to be painted blue as a marketing stunt but found that they preferred it that way.

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

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

Cursed swimming pool left abandoned is now a favorite of filmmakers and ghost hunters.

A Romanesque tower appears when water levels drop.