What is the truth about vampires?

Take part in a journey to the Carpathian Mountains in Romania to dissect the legend of Dracula. Is Bram Stoker's mythical count based on a real person? Historians, folklorists, forensic science and modern medicine add insight to enduring vampire myths, and a self-professed, blood-drinking vampire tells all.
Vampire Forensics: Venice 1575 - the jewelled city of northern Italy is about to suffer unimaginable horror. One of the worst plagues ever to afflict mankind is about to strike again. The Black Death. Over previous centuries it has killed nearly half the population of Italy. By year's end it has laid waste to Venice.
More than 400 years pass. It is summer, 2006. On the Venetian island of Lazaretto Nuovo, Dr. Matteo Borrini and his team are excavating a mass grave dating from the plague of the 16th Century. Borrini is a forensic anthropologist - who often serves as an expert witness for the state prosecutor's office in Italy. He is using forensic investigative techniques to identify the skeletons unearthed from the ancient mass grave. Then he uncovers a skeleton unlike any he had ever seen before. Between the jaws of the skull appeared to be a brick. Borrini establishes that the object was inserted into the mouth of the ancient corpse before it decomposed - but why?