At Rathfilode in County Cork, a small circular enclosure once occupied a west-facing pastoral slope, and the only reason we know it was there at all is that a cartographer recorded it in 1842. Today the ground gives nothing away; the feature has been levelled, leaving no visible surface trace in what is now ordinary grazing land.

The enclosure appeared on the Ordnance Survey six-inch map of 1842 as a circular form roughly ten metres in diameter. Circular enclosures of this kind are a common but not always well-understood feature of the Irish landscape. They range from ringforts, which were enclosed farmsteads typically dating from the early medieval period, to smaller enclosures whose function is less certain, possibly related to agriculture, ritual, or land management. At ten metres across, this one sits at the smaller end of the scale. What makes the Rathfilode site particularly interesting is its immediate context: a ringfort lies approximately 220 metres to the north-north-east, and a second circular enclosure sits around 180 metres to the south-south-east. Three such features in close proximity, on the same sloping ground, suggests a landscape that was once actively organised and occupied, even if the earth itself no longer shows it.