Four giant movable street lights decorate this modern Rotterdam square.

A strangely curved lamppost stands tall over this avenue in Rotterdam.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

Designed to resemble foreign architecture, this mosque-looking structure was used to pump water to a royal fountain.

Step back in time at this 19th-century kiosk.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

These enormous, stern-faced statues greet visitors with lanterns, and sometimes costumes.

The door to the museum holds a unique artifact from the Finnish Civil War.

This church also serves as a lighthouse complete with a beacon.

This windmill has been grinding pigments for traditional paints for more than 200 years.

These giant yellow bowling pins seem to be defying gravity.

Latvia’s first skyscraper, nicknamed ‘Stalin’s birthday cake.’

A statue built to honor the elite soldiers who fought for Latvia during World War I.

Some believe that the artist behind this whimsical statue inserted his own likeness as a way to discreetly flip the bird.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

This Neapolitan exhibition hall grants weird and wonderful insight into the intricacies of human biology.

An ancient oak forest where, legend has it, a wedding party was magically transformed into trees.

The bones of the Biblical Magi traveled to Constantinople and Milan before landing in their current home inside an elaborate golden reliquary in the Cologne Cathedral.

The body of at least one victim of a construction accident was left behind in the collapsed pylon, buried under tons of concrete.

A misnamed well, with a deep dark past.

A pair of connected skyscrapers form this symbolic gateway.

Nikola Tesla's ashes are held in a golden sphere, surrounded by his works.

This institution has been serving up some of the best pancakes in the Netherlands for over a century.

This free museum is building a collection of books that are banned, censored or burnt around the world.