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

A small man-controlled waterfall powers an Art Nouveau elevator and is accessed via narrow gauge, solar-powered tramway.

Twisted buildings adorn the banks of the Rhine river.

Hitler's bleak vision of relaxation still stands as a mostly abandoned 10,000-room resort complex.

In 1830, cemetery workers in Cham unearthed a chamber housing thousands of skeletal remains from the 13th century, which can still be viewed today.

This conical hill was built as a testing ground for an engineer known as the Glider King.

A meteorite-bounded town in Bavaria.

Constantly maintained, this organ is playing a six-century long composition by John Cage.

In addition to fine dairy products, the world's most beautiful milk shop also offers a feast for the eyes.

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

A former ironworks that was the first UNESCO industrial site.

A unique hanging cable-car navigates through Dresden, the oldest suspension railway in the world.

An industrial relic is now one of Europe's most staggering art spaces.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

This former steel and coal plant is now a neon-lit industrial fantasia.

Model Trains and Much More in Hamburg.

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

The world's oldest rose is so tough it survived being bombed in World War II.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

No need to strap in for a “ride” on this walkable roller coaster.

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

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

A sprawling Baroque park with 300-year-old hydro-pneumatic waterworks.