That kind of casual overwriting is common enough in the Irish landscape, but it throws the enclosure's age into quiet relief: whatever defined this roughly circular space, it was already a ruin, already grassed over and half-forgotten, by the time the boundary between Cappaghkennedy and Knockans Upper was pegged out.

The enclosure sits on a high shelf of semi-karst terrain, that is, limestone country where the rock is close to the surface and the ground tends toward rough, thin-soiled pasture rather than productive farmland. It measures approximately 32 metres across in both directions, making it a modest but coherent subcircular form, its perimeter now visible only as a low bank or grassed-over wall. Contemporary field walls press against it from the north-west and south-west, suggesting it was absorbed into a working field system at some point, its boundary repurposed as a convenient edge. Aerial photography from the 2010s is what has brought the outline back into focus; at ground level, in rough grazing land, it would be easy to walk across without registering it as anything deliberate. Roughly 125 metres to the north-west, on the higher part of the same ridge, sits a cairn, one of several in the area. Cairns of this kind are typically stone mounds of prehistoric origin, sometimes funerary, sometimes used as territorial or landscape markers. Whether the enclosure and the cairns belong to the same period of activity on this ridge is not established, but their proximity on a shared elevated landform is the sort of detail that invites the question.