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

This unique Renaissance castle was turned into a home for Nazi occultism.

A simple tribute to the microscopic arachnid that gives its juices and its life to help make a speciality German cheese.

A Neolithic celestial calendar standing in a nondescript wheat field.

The medieval institution is home to the precious treasure stolen in World War II in one of the greatest art thefts of the 20th century.

On the highest peak in the Harz Mountains, science and the occult faced off in a failed attempt to turn a goat into a boy.

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

A Romanesque tower appears when water levels drop.

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.

The largest underground church in Europe.

This narrow path was cut right into a French mountainside to feed the country's early naval expansion.

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

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

German and American troops joined forces to defend this fortress during the strangest battle of World War II.

Cloistered comestibles are served with style at this French Orthodox monastery.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

Its frescoes depict the likeness of Marshal Tito, Karl Marx, and Friedrich Engels burning in hell.

This World War I fortress is the perfect place to catch a Montenegrin sunset.

3,000 market stands in five former Zeppelin hangars.

Just another terrifying garden filled with hundreds of endlessly smiling doll people.

A railway bridge leading nowhere stands lonely in the middle of a meadow.

The widest waterfall in Europe is a natural wonder and one of the only places where fish are caught in the air.

This abandoned secret city is a crumbling wonderland of Soviet ruins.

Guests become prisoners on a visit to Latvian prison.