One of Amsterdam's narrowest houses is located right across the canal from its widest.

This ancient stele gives a testimony to the presence of the Syrian sun god Elagabalus on the Roman Empire's western frontier.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

A grassy pyramid named after a French battle.

This subterranean studio is filled with fascinating kinetic art.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

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

At the base of this tower, a plaque marks the original center point of the Netherlands.

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

While most bridges allow roads to pass over water, this one allows water to pass over a road.

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

Repurposed space and ultra-modern construction collide to create this geometric wooden spectacle.

This former hydraulic laboratory is now a woodland dotted with old engineering models.

Museum preserving torture methods from the past.

The history and future of cannabis.

This unattributed sculpture in Amsterdam is hiding in plain sight.

Europe's first floating restaurant is home to a hilarious legend.

In the days before house numbers, these colorful signs held clues about various buildings' purposes.

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

This collection of 20th-century toys is filled with a lifelong personal toy collection brought from the U.S. to Amsterdam.

Amsterdam's former hotspot for public executions and dissections.

A beautifully eclectic mix of architectural styles.

Europe's official "zero-level," the equator of elevation.

A floating cat sanctuary on an Amsterdam canal.