This one in Turlough, County Mayo, is quietly remarkable for what it does not. A roughly rectangular field, somewhere between forty-five and fifty metres north to south and around thirty metres east to west, sits bordered by straight field boundaries and roads to the west and north, with wet, marshy ground and scrub dropping away to the east, and an old grass-covered trackway marking its southern edge. The ground itself is flat and featureless, covered in rough grass with occasional clumps of willow scrub and brambles. There are no earthen banks. There is, by any honest assessment, no enclosure here at all.

The site entered the official record not through any physical survey but through a local tip-off. It was absent from the Sites and Monuments Record compiled in 1991, but by 1997 it had been listed in the Record of Monuments and Places as a possible ringfort, a category of enclosed settlement common throughout early medieval Ireland, typically defined by one or more circular earthen banks surrounding a domestic or agricultural space. That 1997 listing rested on information passed along by a local source in 1993. The earthen banks that were reportedly the basis for the identification have left no visible trace on the ground, and a subsequent field inspection found nothing to support the original claim. The site remains on the map, officially designated, marking a place where the expectation of archaeology produced only ordinary ground.