The precise origins of this pink sandstone temple are unknown.

Medieval Danse Macabre Fresco in Northern Brittany.

Journey through the ruins of this ancient Roman temple dedicated to the god of war.

Folklore and history carved into Brittany's coast.

Old vessels have been transformed into artistic canvases in this unusual cemetery.

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

On this romantic tidal island reachable only at low tide the tomb of a famous French writer overlooks the sea.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

A large measuring stick marks the lowest point of a country that is partially under sea level.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.

Rotterdammers' dirty minds gave this Santa a dirty nickname and cursed it to a life of wandering.

The largest 19th century panorama in the world still in-situ.

A miniature city, once ruled by the Queen of the Netherlands.

This Dutch statue is a monument to the fictional shrew who brought doom to the city of Stavoren.

This may be the world's only drive-through windmill.

A UFO-shaped event building originally intended to be a science museum showcasing the future.

A Belgian self-built tower inspired by the Bible and ancient civilizations.

This sprawling Belgian fort was once thought of as impenetrable but now it is simply an abandoned relic.

This historical Netherlands fortress still bears the marks of its single siege.

Incredible labyrinth of man made caves.

Located inside Hoge Veluwe National Park, this museum began as the private collection of a prominent female art collector.

The library's graceful rotunda is like a bibliophile's temple.

For a moment, you could think there are two identical communication towers in a row, but one of them is made out of PVC.

There are hidden patterns on the subway seats of some Stockholm metro cars.