Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

Ugly 18th-century dwarf statues living in a perfectly landscaped Austrian garden.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

Macabre astrological automaton clock dating to the late 1400s.

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

Museum devoted to the artificial language of Esperanto.

Baroque celebration of the end of the Great Plague of Vienna.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

Handsomely crafted representations of our round planet.

The beautiful baroque library of the Hapsburg empire.

This former insane asylum now holds a pathological anatomy museum.

Op-art architecture designed for happiness.

You thought Santa Claus didn't exist, but it turns out you were wrong.

The longest navigable underground river in the United States is home to countless blind and albino animals.

A lesser-known part of the Kinsey Institute is this impressive collection of art, artifacts, and material culture related to human sexuality.

The world's largest anatomically accurate brain sculpture.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

Rabbit Hash is a heaping slice of Americana from another era, with a very peculiar origin behind its unusual name.