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5 Creepy Mysteries That Have Never Been Solved

6 min readApr 14, 2025

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A photograph of Marilyn Monroe for Photoplay, 1953 (Wikimedia Commons)

Human beings are naturally curious; we enjoy investigating nuanced and unusual subjects, both past and present.

When it comes to the former, many fascinating mysteries have cropped up throughout human history. While some have been cracked with the help of modern technology, others continue to confuse us.

So, if you like to read about unsolved mysteries — especially the creepy ones — this article will provide you with plenty of entertainment.

1. The Man in the Iron Mask

An engraving of the Man in the Iron Mask by Charles Green and Joseph Swain, 1860 (Wikimedia Commons)

The mystery of the Man in the Iron Mask is one of the most perplexing enigmas in history.

It all started in July 1669 when a man was arrested in Dunkirk and taken to a prison-fortress near Turin, north-west Italy. The governor of the prison received a letter from the French Minister of War, telling him to take extraordinary security precautions with this new prisoner.

At some point, the prisoner was forced to wear a mask. (Though history refers to him as the “Man in the Iron Mask,” the mask in question…

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Write A Catalyst
Write A Catalyst

Published in Write A Catalyst

Write A Catalyst and Build it into Existence.

Jacob Wilkins
Jacob Wilkins

Written by Jacob Wilkins

British writer interested in history, culture, and entrepreneurship.

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