An abandoned train station in Munich constructed for the 1972 Olympic games.

Retirement home for giant obsolete machines.

This temple to the sturm and drang of Richard Wagner contains a dragon's cave and reptile zoo full of living "dragons."

Money made from smuggling sugar helped create this wondrous rock maze in honor of the Prussian Queen Louise.

A former ironworks that was the first UNESCO industrial site.

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

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

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

Terrifying derelict military hospital once housed a recuperating Hitler.

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

A long spiraling walkway winds through the woods, and around a copper beech tree at the center.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

"The most colorful grottoes of the world.

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

Started as a kitchen garden, now the second largest botanical garden in the world.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

A unique bridge with an equally unique view.

Two nations form a rare four-sided border at the peak of a mountain, philosophical questions result.

A beautiful gorge filled with streams and waterfalls.

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

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

A mining town once rife with murderous disputes over its copious treasures now creates income as a popular spot for photo shoots.

This famous Nevada gold mine, once a hotbed of Wild West shenanigans, is now open for tours.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.