Albert Einstein's head sticks out of a snail shell stacked on a rocket in this truly bizarre monument to the scientist.

The tallest church in Mechelen might have been the tallest in the world if not for a lack of funds.

The birthplace of the titular coat and related products celebrates its claim to fame with a statue of a coat.

Take a leisurely walk through the park to find the seven giant troll sculptures hidden throughout the park.

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

A castle-like sea fort from the 17th century is now a museum to oyster farming.

A quarry cum sculpture park where the works of art are chiseled into the very walls.

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

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.

This impressive chasm is one of the longest natural underground cavities in the world.

A 14th century bridge built as a fortress, where the devil lurks on one of its towers.

The beautiful bas-relief lines a sliver of a 19th-century walking path between two charming French villages.

A medieval church with largest and oldest collection of Renaissance frescoes in France.

Historic medieval fortified city in southwest France.

Every half hour, the flow of this unusual spring cycles between a rush of water and barely a trickle.

This hidden courtyard in the Andorran capital hosts a unique contemporary sculpture park.

Village situated on a narrow volcanic escarpment.

A bronze sculpture of a monkey sits outside this factory, which has made an anise-flavored liqueur for over 150 years.

This bakery and museum offers tours of the tastes and mythology of Aachen's signature spice biscuit—just don't ask for the recipe.

A former customs station on the border of Germany and the Netherlands.

This World War II-era bunker hides between medieval chapels in Nijmegen's city center.

This vast World War II defense line was the site of a fierce battle.

Drive past the giant fruit sculptures and up to the window for a menu of fruity treats.

A rare double mill nestled along the banks of the Aa river.