For centuries, European physicians administer a ghastly remedy harvested from Egyptian tombs. Convinced that ancient mummies possess curative powers, human remains find their way onto apothecary shelves. What ancient misunderstanding sparks this macabre medical trend? In a remote Austrian village, locals ingest lethal doses of arsenic, not as poison, but as medicine. These 'arsenic eaters' claim it has the power to enhance their health and beauty. It is a dangerous fad that spills beyond Alpine borders. In Guatemala's highlands, a stone sanctuary is etched with a mysterious deity. Now known to be an ancient Mayan sweat bath, it contains traces of ancient healing rituals. What do they suggest about the Mayan understanding of maternal health?