At Fawnamore in County Limerick, there was once a rath, a type of ringfort consisting of a circular earthen or stone bank enclosing a domestic space, most commonly associated with early medieval Irish farming settlement. By the time anyone thought to record it formally, it was already gone, leaving behind only a cartographic ghost.

The evidence for this site comes from the 1923 Ordnance Survey six-inch map, which shows a circular embanked enclosure roughly twenty-five metres in diameter. That survey, compiled by Denis Power and uploaded to the national record in August 2011, notes plainly that the monument has been removed by a limestone quarry. The phrasing is quiet but final. Thousands of ringforts survive across Ireland, and archaeologists estimate there were once far more, perhaps forty or fifty thousand in total. Limerick's limestone-rich geology made it both good agricultural land and attractive to quarrying operations, and the two interests did not always coexist well with the archaeological record buried between them.

There is, practically speaking, nothing to visit. The site at Fawnamore no longer exists in any physical form that a visitor could observe or walk around. What remains is the record itself, which is its own kind of document. For anyone interested in how the Irish landscape has been altered, erased, and occasionally misremembered, the Ordnance Survey archives and the national Sites and Monuments Record offer a way of tracing what once stood in a given field or townland. The 1923 six-inch map series in particular captures a version of rural Ireland at a particular moment, and comparing it with what stands today can be quietly instructive about the pace and nature of change in the intervening decades.