This statue of a Hindu cosmic dancer at CERN is a metaphor for modern physics.

Its vast collection of wondrous gadgets details the fascinating history of information technology.

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

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

Seaside ruins of a settlement that date back to the first century B.C.

Lava stone structures possibly dating back to the 19th century may have been a stopping point for voyagers between ancient Egypt and the Mayan Civilization.

Mysterious face-like images that appeared within an Andalusian house are surrounded by legends of the paranormal.

A micro-communist utopia in Spain with no police, no mortgages and full employment.

The streets of a sleepy Spanish town proudly exhibit some of the world's finest graffiti.

Geological storytelling.

Spain's stunning solar energy plant.

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

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

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

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

A completely underwater art museum sends a stark message about humans' impact on the environment.

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

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

A Franco-era dam flooded (almost) everyone out of this centuries-old Aragonese town.

Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

A Spanish forest is filled with mysterious stone carvings.

Cliffside houses provide a spectacular view from their perch above the valley.

A landscape decorated with enormous skull sculptures.

At the foot of a waterfall lies a peaceful swimming lagoon and evidence of over 60,000 years of human habitation.