Inspired by "The Starry Night" this Dutch bike path turns into a glowing work of art each night.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.

Peek through a transparent pyramid and drink in the mountain made of books.

This historic Amsterdam bar used to accept sailor's monkeys as payment.

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

Cat art as far as the eye can see.

A curious collection dedicated to human and animal anatomy and pathology.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

The world's only museum devoted to the wonders of fluorescence.

A marvel of technology a century ago, this disused power station now offers a lovely glimpse into the industrial design of the past.

World's tallest cigar-shaped radio tower.

A beautiful display of nearly 50 bells crafted with a unique design and distinct sound.

Inside the Šomoška National Nature Reserve exists a unique rock formation rarely seen in the world.

The oldest private art gallery in all of Hungary.

Hundreds of boat-shaped headstones fill this graveyard as part of a centuries-old custom with mysterious origins.

The massive white mound and accompanying water terraces are a striking geological oddity.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

The remains of an entire Roman city can be explored in this interactive museum.

A collection of intricate sculptures so small they have to be seen through a microscope.

A two-way chairlift system between Zugliget and the highest point in the city.

An industrial site turned into Hungary's most cherished natural wonder.

One of the largest barracks of the Austro-Hungarian monarchy's military is now an abandoned ruin.