That near-invisibility is itself part of what makes this site worth knowing about. The monument in question is a ring barrow, a type of circular earthen funerary mound typically dating to the Bronze Age, consisting here of a raised platform encircled by a fosse, which is simply a ditch dug around the perimeter. What makes this particular example unusual is its form: classified as Type A, it has no surrounding bank either on top of or around the platform itself, only the continuous fosse marking its boundary.

The barrow was recorded in 1943 by O'Kelly, who catalogued it as monument No. 8 within a complex of twelve related monuments in the area, referenced under the national record as LI032-073001 through to 013. O'Kelly's description noted a circular earthen platform roughly 0.9 metres in height and 36 metres in overall diameter, substantial dimensions for a monument that has since become almost imperceptible. Significantly, O'Kelly observed that all of the monuments in the complex except numbers one through five are situated within a lowland marsh, a waterlogged environment that has almost certainly contributed to the gradual erosion and obscuring of their outlines over the decades. Several monuments in the group, including numbers one, two, three, ten, eleven, and twelve, were not even marked on the Ordnance Survey maps of the time, suggesting they were already difficult to identify on the ground.

For anyone hoping to locate this barrow today, the experience is likely to be one of reading a landscape rather than seeing an obvious feature. The ground conditions are marshy and potentially difficult underfoot, particularly outside the drier summer months. An aerial photograph taken in January 2003, held by the Archaeological Survey of Ireland, captures the site at a moment when the outline was still detectable from above, though subsequent Digital Globe imagery has failed to resolve it. The surrounding complex of twelve monuments across Cahercorney is the real point of interest here; the group as a whole speaks to a concentration of prehistoric funerary activity in this corner of Limerick that the physical terrain now does its best to conceal.