Is the legend of Dungeon Rock's buried treasure real? Maybe not — but the bodies left behind are.

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In 1983, a teenage girl from Vatican City went missing without a trace. What followed was a web of terrorist threats, secret tapes, and backroom deals — leading all the way to the Pope himself.

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In 1973, eight Americans set out to scale one of the tallest peaks in the world. Only six of them came back. Decades later, a frozen camera is recovered from the ice — and reignites one of mountaineering’s darkest mysteries.

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In 1987, the grieving family of a murdered woman turn to a psychic for help solving the case. Police are skeptical… until the psychic’s visions illuminate new evidence that no one else could have possibly known.

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She was stuffed inside a tree and left to die. No name. No explanation. Then the graffiti appeared: “Who put Bella in the Wych Elm?” A chilling mystery was born — one that has haunted England for 80 years.

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In 1954, the brutally-decapitated body of Mary Grimes is found on the railroad tracks outside Xenia, Ohio. Then a bizarre rumor begins to swirl: Mary might secretly be alive. But if that’s true… who was the woman on the tracks?

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Whatever haunted North London’s Highgate Cemetery in 1970 was real enough to spark public hysteria — and a bitter lifelong feud between two real-life vampire hunters.

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In 1983, eight-year-old Nicole Morin got in an elevator — and was never seen again. The investigation would become one of the largest in Toronto’s history… but did Nicole even want to be found?

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