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Secrets of the Dead

The Secret Letters of Mary, Queen of Scots Finally Decoded

After months decoding mysterious letters, codebreakers realize they may belong to Mary Stuart.

10/22/2025

Secrets of the Dead

The Secret Letters of Mary, Queen of Scots Finally Decoded

Clip: Season 22 Episode 9 | 1m 53sVideo has Closed Captions

After months decoding mysterious letters, codebreakers realize they may belong to Mary Stuart.

After months of working on mysterious encrypted letters, Elizabeth’s codebreakers begin to suspect that the messages were written by none other than Mary, Queen of Scots, during one of the most critical moments of her imprisonment.

10/22/2025

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Preview | Cracking the Queen's Code

Video has Closed Captions

Preview: S22 Ep9 | 32s | See how secret letters written by Mary, Queen of Scots, were finally decoded. (32s)

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