A quaint Russian village in the middle of a German metropolis.

The "Prussian Versailles" that is as glorious today as when it was built.

The small alleys in Lübeck's Old Town are a result of medieval urban sprawl.

The bones of the Biblical Magi traveled to Constantinople and Milan before landing in their current home inside an elaborate golden reliquary in the Cologne Cathedral.

The castle where Martin Luther secretly translated the New Testament from Greek to German while in hiding.

A strange rock formation with numerous legends trying to explain it.

Hamburgers are intensely proud of their tunnel beneath the river.

This "floating railway" is one of the world's oldest monorail systems.

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

A beautiful maze marks where three countries meet.

The last bastion of Roman presence north of the Alps looms over a German town.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

The yawning maw of this pagan visage is said to bite off the hands of liars.

This is the oldest Roman-made bridge in the city still existing in its original state.

2300-year-old Roman road connecting the empire.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

In this German city center, the streets have no names.

Germany's longest suspension rope bridge.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

This Cold War–era fallout shelter was actually a storage facility for the nation's emergency currency.

This 17th-century house has a long and colorful history.

The works of poetry's biggest names grace the walls of the city of Leiden, all carefully painted by hand.

An intricate and amazing house built by architect Karl Junker.