Oldest Museum of the Netherlands is a true cabinet of curiosities.

Hidden within a Netherlands crater is a stone bed that lets those who lie in it see the sky as a curved surface.

Amsterdam's former hotspot for public executions and dissections.

The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.

Colorful and chaotic stacked hotel in North Holland.

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

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

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

A beautifully eclectic mix of architectural styles.

The attic of a four-century-old canal house hides a clandestine church.

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.

Cat art as far as the eye can see.

A floating cat sanctuary on an Amsterdam canal.