At Cappagh in County Limerick, a ringfort that was once substantial enough to be carefully recorded by Ordnance Survey mapmakers in 1841 has since been levelled entirely, leaving the land to return, more or less, to ordinary pasture. What remains is not a wall or a bank but a faint hollow in the earth, easy to walk past without a second thought.

Ringforts, known in Irish as raths or liosanna, were enclosed farmsteads typically built during the early medieval period, roughly between the fifth and twelfth centuries. They consisted of a circular area surrounded by one or more earthen banks and ditches, serving as a combination of homestead boundary, livestock enclosure, and a degree of physical protection. The example at Cappagh was recorded on the 1841 Ordnance Survey six-inch map as an embanked circular enclosure with a diameter of approximately fifty metres, a respectable size for such a site. At some point after that survey, the banks were levelled, most likely through agricultural clearance. What the 1841 map captured, then, is the last reliable image of the monument in anything close to its original form. The site was compiled by Denis Power and uploaded to the record in August 2011.

Visitors approaching this site should arrive with adjusted expectations. The shallow circular depression that remains measures approximately thirty metres in diameter, noticeably smaller than the original enclosure, and its edges are only clearly legible on the northern and western sides. From the northeast around to the south, the boundary becomes very indistinct and requires some patience to trace. The site sits on a gently south-facing slope in pasture land, which means the low angle of morning or evening light can help pick out the slight change in ground level that would otherwise be invisible at midday. Wellies are advisable, and permission from the landowner should be sought before visiting, as the monument sits within working farmland rather than on any publicly managed ground.