This one in Cragreagh, County Limerick, does the opposite: there is simply nothing left to see. What was once a rath, a type of ringfort consisting of a roughly circular earthen bank enclosing a domestic settlement, has been levelled entirely. No mound, no ditch, no grassy swell in the field to hint at what stood here. The land has been smoothed over so completely that when an inspector came to record the site, they found no trace of the monument whatsoever.

The rath first appears in the cartographic record on the Ordnance Survey six-inch map of 1841, where it is marked as an embanked circular enclosure with a diameter of approximately twenty metres, sitting in low-lying pasture on gently undulating ground. That places it squarely within the tradition of early medieval Irish ringforts, which were typically built between roughly the fifth and twelfth centuries and served as enclosed farmsteads for single family groups. By the time a later OS six-inch map was produced in 1923, a field boundary that had run immediately to the north of the enclosure was already gone, suggesting that the landscape around the monument had already begun to be reorganised. At some point after that, the earthwork itself was levelled. Denis Power compiled the site record, which was uploaded in August 2011, noting the absence of any surviving feature on inspection.

For anyone curious enough to seek out Cragreagh, the site lies in ordinary agricultural pasture and there is no visitor infrastructure, no marker, and no visible archaeology. The 1841 OS map, freely accessible through the Irish Historic Maps viewer online, remains the clearest evidence that anything was ever here. Looking at that map alongside the modern satellite view makes the contrast plain: a neat circular symbol on the old sheet, and an unremarkable green field in the same spot today. That gap between the map and the ground is, in its own quiet way, the entire point of the place.