North Carolina's finest examples of Native American pictographs have survived for 5,000 years.

Garden dedicated to native carnivorous plants and site of huge flytrap heist.

Mysterious ancient boulder carved with petroglyphs in the mountains of Western North Carolina.

These unique rock formations were created during the Ice Age.

This demon atop the Notre-Dame de Paris looks utterly bored.

During the 17th-century, orphaned infants were placed in this barrel to be cared for by the hospital.

According to a local legend, this peculiar mountaintop rock formation is actually a demon that was turned into stone.

These ramparts, once lined with towers, were constructed in defense of Beaune.

Once known as one of the finest tourist railways in Europe.

The way that light hits a stained glass window on a specific day is one of many "clues" to a mysterious treasure.

A small island that was once a key Axis fortification during World War II.

A unique military outpost carved into a rocky outcrop in the English Channel.

Ride the rails on a train harkening back to a 19th-century marvel.

In France, a medieval-style home pays homage to an intrepid explorer who discovered Québec.

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

A functioning Roman-era aqueduct and bridge in rural southwest France.

These rustic holiday homes are made from discarded fishing boat hulls.

18th century underground pilgrimage site, dedicated to a Saint that did something...

This French chateau is home to the world’s largest private collection of fighter jets.

This striking fort on the Maginot Line looks just as it did after being destroyed in the Fall of France.

Sculpture of a legendary French dragon.

The world's largest solar furnace uses 10,000 mirrors to concentrate the sun's rays to generate power.

The site of the first medieval crusade that pitted Christians against Christians.

One of the most powerful religious centers in the Middle Ages, dubbed the founder of Western monasticism.