At Lissahane in north County Kerry, there was once a ringfort, the kind of circular earthwork enclosure, defined by a bank and ditch, that served as a farmstead and place of security during early medieval Ireland. Thousands of these raths, as they are commonly called, survive across the Irish countryside, often as low grassy rings still faintly legible in the landscape. This one has left nothing at all above ground.

The site was recorded on the Ordnance Survey maps of 1841 to 1842 and again on those of 1914 to 1915, which means that at least into the early twentieth century cartographers considered it worth marking. At some point between that second survey and the present day, whatever earthwork remained was levelled entirely, absorbed back into the agricultural land around it. North Kerry's terrain has seen considerable change over the generations, and ringforts in lowland areas were particularly vulnerable to land improvement and ploughing. The broader landscape context comes from C. Toal's North Kerry Archaeological Survey, published in 1995, which catalogued the site alongside hundreds of others across the region.

There is no earthwork to seek out here, no bank to walk around or hollow to peer into. What the site offers instead is a quieter kind of curiosity: the knowledge that the land underfoot may still hold traces of occupation stretching back well over a thousand years, even when the surface gives nothing away.