The Midwest's reigning king of surplus stores is full of nothing you need and everything you want.

Tiny castle in the middle of the Rhine made you pay to pass.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

An Austrian house of bones filled with hundreds of intricately painted skulls.

The world's oldest known salt mine.

The Bauhaus-style former industrial complex is considered the world's most beautiful coal mine.

Berlin's old airport.

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

This zoological museum began as the first great curiosity cabinet.

An extraordinary collection of 18th century anatomical waxworks.

A hospital where antique dolls are given new life.

One of several skulls claiming to belong to the beheaded St. John the Baptist is on display at this Roman church.

This former Roman Catholic Church still contains the embalmed hearts and organs of 22 popes.

Architectural monsters are devouring this palace's every door and window.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

This proud Teutonic warrior rises out of a German forest heralding a victory and measuring lightning.

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