The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

This museum houses an imposing skeleton army comprised of creatures great and small.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

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

Remnants of a cone-shaped Nazi bomb shelter.

This strange building looks like a medieval fortress crashed into a 1960s Brutalist office block.

It's good luck to be mocked by this monkey.

Every hour the doors open to reenact the legend of the heroic mayor who saved his town by drinking a gallon of wine.

Twisted buildings adorn the banks of the Rhine river.

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

The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

King Ludwig I's collection of beautiful women.

In this truly magical place, rent hasn't been raised since the year 1520.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

Enter the cabin of a life-sized Hindenburg replica.

Striking occult iconography on a medieval German church.

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

This Nazi-built amphitheater was constructed on a sacred mountain site used by various German cults.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

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

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

The fairy tale castle of the "fairy-tale king."