That gentle swelling in the landscape is what remains of a rath, the term used for an early medieval enclosed farmstead, typically circular, built by a single family or extended household and surrounded by an earthen bank and ditch. Without knowing what to look for, you could walk across this one without pausing.

The earliest cartographic trace of the enclosure appears on the 1846 Ordnance Survey six-inch map, which records it as a circular feature roughly thirty metres in diameter. That map does not account for how old the site itself is, only how long it has been formally noted. A more intimate record surfaces from the 1940s, when the Schools Manuscript project, a nationwide initiative in which Irish schoolchildren collected local knowledge from older community members, documented three raths in Drom townland. One was on land belonging to Clem. T. Cooper, one to John G. Cooper, and a third to Florence T. Cooper. The rath in the pasture today is probably one of those three, though which one it corresponds to is not certain. The Cooper family name recurring across all three parcels suggests a townland where landholding had concentrated within a single family, while the survival of the raths across those holdings, however reduced, points to the kind of quiet persistence that unspectacular earthworks often manage.

The site sits on a west-facing slope at a level elevation, and from it the twin hills known as The Paps of Dana are visible to the south-east. Those rounded summits, long associated in Irish mythology with the goddess Anu, form a landmark that would have been equally visible to whoever enclosed this ground more than a thousand years ago.