The Aqueduct Murderer: A Serial Killer Whose Head Lives In A Jar Even Today!

Mehek Kapoor
The Collector
Published in
6 min readDec 22, 2020

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Diogo Alves’ head preserved in a jar in formaldehyde solution, in the University of Lisbon
Diogo Alves’ head preserved in a jar in formaldehyde solution, in the University of Lisbon

When the days are short and nights begin early, people gather in groups to narrate scary stories and frightening tales to each other, to keep the adrenaline rush high and to stay alert during the dark-times.

But this story does not need such a setting, because it is scary enough to be read even during the bright lights of summer. This is a story about Diogo Alves, also known as ‘Aqueduct Murderer’. He was a serial killer who killed around seventy people just in a span of four years, from 1836 to 1840.

And the most surprising thing about Alves is that, you can visit him even today. He still lives, even though it’s been more than a century to his death. If you are planning to visit Lisbon any soon, you can also add another task to your ‘to-do-list’ — to visit the Faculty of Medicine at University of Lisbon, where the scientists have preserved his head in a near-perfect condition in formaldehyde solution. Too much respect for a serial killer, you might think? But there are reasons why this act was performed.

Birth, Childhood and Early Years of Life

Alves was born in 1810, and he killed his first victim at the age of 26. An age in which most of the people today are wondering whether to continue working from home or…

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