These brass bunnies honor the rabbits that dominated the no-man's-land around the Berlin Wall.

Berlin's old airport.

This little museum is making sure that the art and history of the graffiti sticker is not scraped from history.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

A wunderkammer of mysterious objects and stories.

A collection of abandoned typographic signs from Berlin and beyond.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

Art and a pun, all in one.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

Roman ruins top white travertine terraces formed by ancient hot springs.

This unattributed sculpture in Amsterdam is hiding in plain sight.

A set of seven houses, each built in a style that represents a European country.

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

The world's most important buildings shrunk to a tiny size.

This tiny German village has staked claim to being the center of the union following Brexit.

Behold, a collection dedicated to Germany's favorite vegetable.

This massive subterranean fissure is known as the "underground Grand Canyon."

A wonderful museum dedicated to the local straw hat industry.

Two gravestones clasp hands over the religious divide.

A Dutch clog company in the town of Zaandam loves the wooden shoes so much it made a museum for them.

Rich with fauna and flora, nature-lovers can walk across the sea at this UNESCO World Heritage spot.

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

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.

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