The world's largest bicycle shelter can hold more than 12,500 two-wheelers.

This public toilet built in the famous Amsterdam School architectural style is a Dutch national monument.

This old KLM airplane cut into three parts was transformed into an eclectic airport gift shop.

The gargoyles and grotesques of the 21st century are here—22 emoji built into a new building in the Netherlands.

Scale model of St. Peter's Cathedral (Rome) in the middle of a small Dutch town.

Science meets wall art to highlight the beauty of famous mathematical equations.

A Dutch clog company in the town of Zaandam loves the wooden shoes so much it made a museum for them.

A hidden church in a hidden courtyard tells the story of the Miracle of Amsterdam.

A historic observatory now an astronomy museum beautifully situated at the moat of the Middle Age city centre.

A true Valhalla for cactus and succulent lovers.

A market built atop boats is one of the few floating holiday markets in Europe.

The ruins of this Dutch castle sit atop a labyrinth of once-secret tunnels and passageways, dating back over 900 years.

The giant scales in this museum can still tell if someone is one of the devil's brides just by weight.

Crouch down, stretch tall, and be sure to flail your legs to pay homage to the Monty Python classic.

The world's oldest Jewish library was founded by Sephardic Jews in 17th century Amsterdam.

A public urinal so pretty, it was declared a national monument.

A Portuguese Jewish cemetery filled with stunning grave monuments that date back to 1614.

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

This unattributed sculpture in Amsterdam is hiding in plain sight.