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

This massive mural by famed pop-artist Keith Haring was hidden for almost 30 years until its 2018 rediscovery.

Amsterdam's Red Light District leaves little to the imagination.

An overgrown and largely forgotten cemetery lies hidden within the outskirts of Amsterdam.

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

This impressive collection of rare books on ancient mysticism inspired author Dan Brown.

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

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

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

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.

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

Billed as the "largest natural flower garden in the world" this Middle Eastern show field has little competition at 45 million flowers.

A faithful reproduction of Al-Jazari's enormous water clock.

A monument to the love people have for their pets.

This shop and studio is dedicated to the art of the book, from letterpress to bookbinding.

In this century-old literary safehouse, print is alive and well.

One of the largest Chinese cemeteries outside of China spent years overgrown and forgotten.

The highest pedestrian bridge in Singapore looks like a series of undulating waves rising between two public parks.

Colorful umbrella-covered trees in Singapore's Little India look straight out of Dr. Seuss.

The busy transport hub is home to the tallest airport slide in the world.

This rare wildlife haven in Singapore feels like you're in the tropical rainforest.

Terrapins of all colors and shapes are quick to bring fascination (and possibly long life) at this museum.

Singapore's landscaping project is home to 18 incredible Supertrees.