Sitting near the crest of a south-facing slope in Shronebeha, it is easy enough to walk past without registering what you are seeing, yet the ground beneath your feet carries the faint outline of a feature that was already old when the first detailed maps of Ireland were being drawn.

When Ordnance Survey cartographers passed through in 1842, they recorded the feature as a hachured circular enclosure, the hatched markings on those early six-inch maps being a standard way of indicating a raised or banked ring on the ground, roughly eighteen metres across. By 1938, when surveyors returned, the picture had shifted slightly: the shape was now read as oval rather than circular, measuring approximately twenty-two metres by fifteen. What survives today is an oval raised area running just over twenty-three metres north to south and a little over twenty metres east to west. The gentle shift between those three snapshots, from circle to oval, from one set of dimensions to another, is probably a matter of how each surveyor read the surviving earthwork rather than evidence of physical change, though it does hint at how difficult it can be to pin down these features with precision. Enclosures of this general type are a common presence in the Irish countryside, the remains of enclosed farmsteads or settlement sites that functioned across a broad stretch of the early medieval period, though without excavation it is impossible to assign a firm date or purpose to any individual example.