The enclosure at Rathmoy, in County Tipperary, offers almost nothing of the sort. What survives is barely a shadow in the ground, a levelled circular enclosure roughly 45 metres across, visible only when the light and conditions happen to cooperate. Low winter sun raking across a field, or the particular flatness of a dry summer when grass growth slows, can briefly reveal what centuries of agriculture have otherwise erased.

Circular enclosures of this kind are among the most common, and most quietly erased, features of the Irish landscape. They are generally understood as enclosed settlement sites, the circular earthen banks that once defined a farmstead or small community, typically associated with the early medieval period. This one sits on a gentle south-facing slope of a slight rise in the undulating North Tipperary countryside, a position typical of such sites, which were often sited to take advantage of aspect and drainage without occupying prominent hilltops. The diameter of approximately 45 metres places it within the range of a middling-sized ringfort, though without excavation the precise date and function of the site remain unknown.