Two skeletons discovered with large stones wedged into their mouths, were buried in this way around 1300 years ago to stop them rising from their graves to haunt the living , a new documentary featuring the work of archaeologists at IT Sligo will suggest.

Such “deviant burials” are associated with vampires and also with revenants or ghosts who were believed to come back among the living, unless steps were taken to contain them in their graves.

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