The enclosure at Garranefeen in County Cork is more complicated than that. Set into a west-facing pasture slope, it layers several distinct earthen structures on top of one another in a way that suggests the site was used, adapted, and reused over a considerable span of time, though exactly when, and by whom, the ground does not easily say.

The main feature is a roughly circular enclosure, nearly seventy metres across in both directions, defined by an earthen bank still standing around two metres high. That is a substantial earthwork, the kind of labour-intensive construction associated in Ireland with enclosed farmsteads or defended settlements of the early medieval period, though the site has not been definitively dated. A partial outer bank and an external fosse, a shallow defensive ditch, survive to the north-north-east and south-south-east, adding a further layer of enclosure that hints at either heightened security concerns or a more complex phasing of construction. Inside the main enclosure, to the north-east, sits a rectangular sub-enclosure measuring roughly forty-one metres by thirty-six, itself bounded by lower earthen banks on its southern and western sides. Running across its interior are cultivation ridges oriented east to west, the kind of parallel raised beds associated with pre-Famine tillage, which suggests the inner space was turned over to arable farming at some point, whether in its original lifetime or in a later period of agricultural reuse. A smaller rectangular annexe, under fifteen metres by nine, abuts the main enclosure to the south. The cumulative effect is a site that reads less like a single designed space and more like a place that accumulated function gradually, each generation adding its own modest geometry to what already stood.