There's a haunting attraction in the heart of Mexico that is guaranteed to send shivers running down your spine. The 111 mummies of Guanajuato, Mexico, have faces frozen in eternal screams.

But in fact, the mummies have been on a somewhat grisly display in glass cases in a museum in Guanajuato, the capital of the state of the same name, and toted around to tourism fairs for decades.