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

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

A church of bones, decorated with 40,000 human skeletons.

Europe's second largest ossuary wasn't discovered until 2001.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.