In a haggard, the small yard beside a farmhouse used for storing hay and harvested crops, somewhere in the Kildare townland of Duncreevan, a ringfort has been quietly disappearing for generations. A ringfort, or rath, is a type of circular enclosure, typically defined by an earthen bank and ditch, that served as a farmstead during the early medieval period in Ireland. What survives here is partial at best, reduced over centuries to the kind of faint trace that only becomes legible from the air.

The site came to wider notice through a detail recorded by Lynch in 1999. While haymaking in the early 1980s, someone observed the partial remains of the structure on land belonging to Christopher Halligan. Halligan recalled being told by his father never to plough or interfere with that area, a form of inherited caution that was once common around ringforts, which were frequently associated in local memory with the supernatural and left undisturbed out of a mixture of respect and unease. That quiet prohibition may well have preserved whatever remains there are. The site is also thought to explain the first element of the townland name itself: "Dun" in Irish place names typically refers to a fort or fortified place, suggesting the ringfort's presence shaped how people described this piece of ground long before anyone thought to record it formally. By 2005, aerial photography had picked up a faint cropmark, the kind of ghostly circular outline that appears in dry summers when buried earthworks affect how grass grows above them, consistent with a circular enclosure beneath the surface.