Home to the world's oldest functioning orrery.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

The remains of an entire Roman city can be explored in this interactive museum.

Uh, pardon me, ma'am, but I couldn't help noticing that there's a Columbo statue in the middle of Budapest.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

The castle was reconstructed to fit Kaiser Wilhelm II's romanticized vision of the Middle Ages.

A copy of the Statue of Liberty greets visitors to the birthplace of Auguste Bartholdi.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

A surreal statue honoring Prague's favorite literary son.

This automated sculpture of two men peeing will spell out text messages with their micturition.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

Macabre astrological automaton clock dating to the late 1400s.

A neighborhood church's unusual abstract stained glass was the final project of avant-garde artist Jean Cocteau.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

It has an American Dream Car exhibit, Europe's largest Formula One collection, and many, many mannequins.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

One of the most easily accessible examples of the rare 1960s UFO houses.

This Art Deco service station has been providing tune-ups and turning heads for close to a century.

From the Difference Engine to the Cray-1, all under one roof.

This unlicensed collection of fast-food memorabilia sits on the site of the first ever McDonald's restaurant.

Bizarrely-painted church designed by a controversial artist.