Ride a dragon train into a world of dwarves.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

A slice of central Asia in the middle of Berlin.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

A wunderkammer of mysterious objects and stories.

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

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

An abandoned NSA listening post on Berlin's "Devil's Mountain."

The world's first clock to use set theory as a measure of time required the invention of a new light bulb just to maintain its obtuse measurements.

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

From toys to kettles to scientific instruments, this German museum celebrates the beauty of 20th century design.

This museum inside Amsterdam's largest cemetery explores how people deal with death.

Rows of stone statues are dressed up to mourn children that are lost before birth.

A nuclear reactor created for Eisenhower's "Atoms for Peace" campaign is now used for research at a Dutch university.

Rumored to have been frequented by Vincent van Gogh, it's the only remaining genever producer in the Hague.

This hotel was once home to a steamliner company and became the final rest stop for Europeans heading to the New World.

The world's first floating farm is staffed by one human, three robots, and 35 cows.

A giant floating rubber duck-bunny painted with a different design every year.

A Jenga-style cylindrical tower of books that appears to go on forever.

This Netherlands museum holds a gloriously mechanical collection of ornate musical automata.

Seven mini rowhouses fill the gap between 54 and 70 Westerstraat.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

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

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