Image: via Medussa.Net

On a shelf at the University of Lisbon, something incredibly strange has sat undisturbed for generations. It’s the preserved head of Diogo Alves, a serial killer who terrorized the city nearly 200 years ago. But why exactly is a long-dead murderer keeping watch on the technicians and physicians to this very day?

Alves was born in 1810 in the mountainous corner of northwest Spain known as Galicia. At the time, work in the region was scarce, and it was common for people to make the long trek south in search of employment. As a young man, Alves did precisely that.

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