The Calvine UFO: Britain’s Strangest Unsolved Mystery

In 1990, two hikers near the Scottish village of Calvine captured what’s been called the clearest UFO photo ever taken — a massive diamond-shaped object hovering silently in the sky. The image vanished into Ministry of Defence archives, locked away until 2076. Was it a secret military craft, or something not of this world?
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https://www.youtube.com/watch?v=q3QoxBkegfQ