Stand in the field and the ground gives nothing away; the enclosure survives only as a ghost on paper, its circular outline, roughly fifty metres in diameter, visible on the Ordnance Survey six-inch map of 1897 but effectively erased from the modern landscape. What makes the site stranger still is that tucked into its north-eastern quadrant sits a children's burial ground, a cillín, a term for the informal, unconsecrated plots used across Ireland for unbaptised infants and others excluded from churchyard burial. The two elements, a vanished enclosure and a liminal burial place, occupy the same quiet ground without either one being legible to the eye.

A rath is a ringfort of earthen construction, typically a raised circular bank enclosing a farmstead of the early medieval period, roughly between the fifth and twelfth centuries. Thousands were built across Ireland, and their survival varies considerably; some remain as impressive earthworks, others were levelled by centuries of cultivation and land improvement. At Garranes, a field boundary running concentrically around the inner enclosing element, set approximately five metres beyond it, may preserve the line of a second outer bank, suggesting the site was once a bivallate rath, with two concentric enclosures, a form generally associated with higher-status occupation. The 1897 map is the clearest evidence that the circular form was once distinguishable. Approximately one hundred metres to the east, on the far side of a small tributary stream feeding into the Glantrasna, a second rath has been recorded, and the proximity of the two sites along the same valley slope hints at a settled, organised early medieval landscape that has since been almost entirely absorbed into working farmland.