In the early 20th century, a Polish book dealer found a manuscript hidden inside an old chest at the Villa Mondragone, a Jesuit college located near the Italian capital city of Rome. While the book was later named after the dealer, the manuscript itself actually dates much further back.
But the strange part about the 240-page Voynich manuscript is its contents: the book is almost entirely made up of text written in an unidentified language, along with illustrations that have seemingly no connection to our current world.
So, where did this document come from? Click on to see what experts have come up with.