A fiery-red region of scooped out land still largely untouched by civilization, tourists or otherwise.

12th-century holy complex shares land with a natural park full of heavenly waterfalls and raptors.

The ruins of an ancient Celtiberian town with incredible rock-cut buildings and a Roman aqueduct.

Get a close-up look at a 16th-century Basque whaling ship at this factory and museum.

Abandoned blockhouses from Nazi Germany's Atlantic Wall erode into the sea on a French beach.

The vibrant buildings in the “capital of the comic strip” celebrate the art form that made it famous.

The bizarre home and sculpture garden of an eccentric artist.

Bordered by forest on three sides and the ocean on the other, the Great Dune of Pilat is the highest sand dune in Europe.

Artist and musician Will Menter creates musical sculptures.

The experimental test tracks of a retro-futuristic monorail still stand in the French countryside.

Peeing dogs guard the Roman hunting goddess atop a fountain at France’s Château de Fontainebleau.

The private train station King Leopold II built for the Belgian royal family now lies abandoned.

The world's largest boar is a huge steel titan found at a French rest stop.

The "stairway to heaven" lookout tower was built to resist weather, arson, and the laws of physics.

The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.

Oldest Museum of the Netherlands is a true cabinet of curiosities.

The ruins of a medieval castle that once belonged to one of the most powerful families in the Netherlands.

The first crematorium in the Netherlands.

The world's largest collection of ships in bottles.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

This copy of the famous Prague Astronomical Clock is the result of one man's passion project.

This giant wire frame man sculpture is crouched in contemplation.

Lombardy poplars planted to imitate the size and shape of the Cathedral of Notre-Dame de Reims.

A radio telescope for listening to the stars, based in one of the cloudiest countries in the world.