Between Neo-Pagans and Neo-Nazis, these strange rock formations have a curious cult following and a very strange history.

This proud Teutonic warrior rises out of a German forest heralding a victory and measuring lightning.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

This spooky statue sits outside a famous Prague theater.

This doorless 20th-century elevator doesn't stop or slow down.

Macabre astrological automaton clock dating to the late 1400s.

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

A surreal statue honoring Prague's favorite literary son.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Heralded as one of the prettiest castles in all of Czechia.

A church of bones, decorated with 40,000 human skeletons.

A perfectly preserved hill village where the buildings are painted like white lace.

Too much gossip or just missing curfew could land you in here for a couple of days.

A gorgeous stone viaduct crosses over a bucolic valley.

The tallest mountain in mainland Netherlands isn't actually very tall.

The ruins of this Dutch castle sit atop a labyrinth of once-secret tunnels and passageways, dating back over 900 years.

The largest airborne operation in history was launched to capture this bridge.

Organisms normally seen under a microscope decorate this church.

Go inside a revolutionary, cage-less zoo where 70 species of monkeys roam free alongside their human visitors.

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

The place where Czar Peter I of Russia resided in 1697 during his Grand Embassy.

Colorful and chaotic stacked hotel in North Holland.

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