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

Some 80,000 Delft Blue tiles line the inside of this Amsterdam walkway.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

Rotterdammers' dirty minds gave this Santa a dirty nickname and cursed it to a life of wandering.

A nearly 25-foot concrete sculpture of Sylvette, Picasso's muse.

An art installation memorializing a tram stop, which became a tram stop.

This still-celebrated home was a radical architectural experiment in 3D De Stijl.

Atop this former dutch railway office sits an interstellar work of art.

Underground attraction offering tours of the foundational ruins of a church nave that collapsed in 1674.

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.

This former industrial site has transformed into a community sculpture garden that hosts monthly Full Moon parties.