According to a satirical conspiracy theory that persists today, this German city of 300,000 is a hoax invented by the CIA.

The birthplace of Karl Marx is now a museum dedicated to the communist revolutionary's life and work.

An exquisite panometer representing Dresden as it was from 1695 to 1760.

The real life town from the Pied Piper of Hamelin has a mechanical puppet show that retells the famous story many times a day.

A statue honors the local legend that the devil helped build St. Mary's church after being tricked into thinking it was going to be a wine bar.

When a medieval fire claimed the original St. Stephen’s Cathedral, it sparked a pattern of unquenchable organ building.

This painted Lego bridge is the product of over a century of locomotive history.

The world's most delightful not-NOT-religion welcomes visitors to the town of Templin, just like its more stoic peers.

What started as a tongue-in-cheek shrine is now a full-blown museum celebrating "The Hoff" and his longtime love affair with Berlin.

From Iggy Pop to David Bowie to Nick Cave, this regal music studio has served some of the all time greats.

A 12th-century fortress containing some of Berlin's oldest buildings.

This incredible stone temple is a monument to death, victory, and fantasy architecture.

When German-Iraqi relations broke down, this embassy was vacated post haste.

Blitzkrieg bop your way through Berlin's Ramones Museum.

A German apartment building hosting as many trees as human occupants.

When the rain falls, this drain system turns into a musical instrument.

Finnish lake, and scene of an infamous murder mystery.

Celebrated example of Ottoman architecture that also served as a site for brutal massacres.

A larger-than-life statue of the German revolutionist stands proud in a small town where he never lived.

A sculpture of the iconic East German car on four legs is a tribute to those who traveled to Prague seeking asylum.

The soulless eyes of 82 bronze children stare on forever in remembrance of a horrifying World War II massacre.

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

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

Europe's largest natural bridge has a 19th century royal chateau built into its side.