What lies beneath that greenery is a rath, the Irish term for a ringfort, the type of enclosed farmstead that was the basic unit of rural settlement in early medieval Ireland, probably between the fifth and twelfth centuries. Thousands survive across the country, but each one has its own engineering logic, and this example repays a closer look.

The enclosure measures thirty-one metres across in both directions, making it a fairly standard domestic-scale ringfort rather than a larger ceremonial or defensive site. The earthen bank is most substantial along the arc running from the south-east to the north-north-west, where it reaches an internal height of 2.3 metres and a width of four metres across the top. Elsewhere it reduces to a low scarp, hugging the contour more modestly. A three-metre entrance gap opens to the south-east, the most common orientation for ringfort entrances, likely for reasons of shelter and morning light. On the south-western stretch of the inner face, remnants of stone facing are still visible, suggesting the bank was originally revetted with masonry to give it a sharper, more durable edge. Perhaps the most telling detail is the interior itself: the northern side has been built up by roughly two metres to create a level platform, compensating for the natural fall of the hillside. Whoever constructed this enclosure was not simply throwing up a bank and hoping for the best; they were levelling a working farmyard. A dump of rocks near the centre of the interior has no recorded explanation, though such accumulations sometimes represent collapsed structures or cleared field material.

The site sits in open pasture, so the earthworks are accessible to the eye even if the treeline now defines its outline more than the bank itself does. The raised interior on the north side and the surviving stone facing to the south-west are the details worth seeking out once you are close enough to read the ground properly.