But this low, slightly raised ring in the fields of Finniterstown, County Limerick, is a cashel, the Irish term for a ringfort built from stone rather than earth and bank. Ringforts of all kinds were the dominant form of rural settlement in early medieval Ireland, typically enclosing a farmstead and its inhabitants against the everyday threats of livestock raiding and local dispute. That so many survive at all, scattered across Irish farmland, owes much to a mix of legal protection and older, more superstitious reluctance to disturb them.

This particular example was recorded by Denis Power and uploaded to the Archaeological Survey of Ireland in August 2011, with aerial photographs taken in March 2006. The enclosure is roughly circular, measuring 27.5 metres north to south and 25.4 metres east to west. The dry-stone wall, built without mortar, survives to a height of 1.1 metres and a base width of 1.8 metres, with the best-preserved stretch along the northern side. A gap of just over a metre in the wall on the east-northeast is likely the original entrance, a common enough orientation for ringfort openings in Ireland, though the reasons for that preference are still discussed among archaeologists. The interior, once the domestic core of the enclosure, is now thickly overgrown with briars and scrub.

The site sits in level pasture, which makes it relatively easy to approach, though the overgrown interior means there is little to see from within the walls themselves. The northern arc of the wall gives the clearest sense of the original construction. Worth noting is that a bungalow has been built immediately outside the northern wall, a reminder of how closely modern rural life continues to press against these ancient boundaries. The wall itself remains intact enough to read as a coherent structure, and the slight raising of the interior platform above the surrounding field, easily missed from a distance, becomes apparent once you are standing beside it.