DiscoverThe Deep DiveThe Lead Masks Case, Brazil’s Bizarre 1966 Mystery of Cryptic Notes and UFO Theories
The Lead Masks Case, Brazil’s Bizarre 1966 Mystery of Cryptic Notes and UFO Theories

The Lead Masks Case, Brazil’s Bizarre 1966 Mystery of Cryptic Notes and UFO Theories

Update: 2025-09-17
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 In 1966, two Brazilian technicians were found dead on a hillside wearing suits, raincoats, and strange lead eye masks. Beside them lay a cryptic note about capsules and a mysterious “signal.” With theories ranging from UFO encounters to occult rituals and government experiments, the Lead Masks Case remains one of the world’s most baffling unsolved mysteries. 

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The Lead Masks Case, Brazil’s Bizarre 1966 Mystery of Cryptic Notes and UFO Theories

The Lead Masks Case, Brazil’s Bizarre 1966 Mystery of Cryptic Notes and UFO Theories

Joyce