An international team, lead by researchers from the universities of Copenhagen and Aarhus, has shed light on a mysterious 5000-year-old mass grave in Poland. Despite being killed brutally, the victims were buried carefully, flanked by gifts, in a mass grave.

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An international team, lead by researchers from the universities of Copenhagen and Aarhus, has shed light on a mysterious 5000-year-old mass grave in Poland. Despite being killed brutally, the victims were buried carefully, flanked by gifts, in a mass grave.