High in the trees or suspended between cables, these surreal structures are the works of a unique Japanese architect.

This historic castle is one of the oldest and most impressive in all of Japan.

This small Japanese street is lined with figures, sculptures and a shrine dedicated to frogs.

Its collection distills more than 60 years of pop culture in Japan, from Godzilla to Hulk Hogan.

The 43-mile route crosses through six islands with gorgeous views of the Seto Inland Sea.

This riverfront statue honors the inventor of the first video games ever sold.

After the state would not recreate this beloved rock formation, three New Hampshire brothers took things into their own hands.

One New Hampshire alleyway has become home to a public gallery of feline art.

Where Kevin Eastman and Peter Laird created their "heroes in a half shell" and founded Mirage Studios.

The world's first zoo for microbes collecting the horrible and wonderful things living on and around us.

This bird-loving brewery is situated in an old municipal bathhouse, nestled beside a 300-year-old windmill.

The location of the world's first telescope demonstration.

A seven-century-old jail tells a not-so-pleasant history of crime and punishment.

Strange secondhand shop showcasing taxidermy and oddies

This charming pup is meant to celebrate the youth and stubbornness of the city's students.

Portraits of musicians line Oude Binnenweg, the jazziest street in the city.

A nearly 25-foot concrete sculpture of Sylvette, Picasso's muse.

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

These lights mark the area of Rotterdam that was bombed and burned in 1940.

A 'living museum' in Leiden, the oldest of its kind in the Netherlands.

A memorial commemorating the man whose name became synonymous with taking a picture in the Netherlands.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

This cheese shop also houses a museum devoted to Dutch dairy.

Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.