In level pasture in County Cork, a large oval enclosure once stretched roughly 100 metres on its longest axis, its banks describing the boundary of an early ecclesiastical site dedicated, according to local scholarship, to a saint named Cuan. By the time Ordnance Survey cartographers returned in 1935, the western section of the enclosure had disappeared entirely from the landscape. What remains is three-quarters of a perimeter, one stretch still standing as an earthen bank about a metre high, another visible only as a slight undulation in the ground, the kind of feature that registers as something underfoot before it registers as something historic.

The site is associated with 'Cill Chuain', meaning Cuan's Church, a name recorded by the scholar Power in 1923. Ecclesiastical enclosures of this type, roughly oval or circular earthen boundaries surrounding an early church and its associated ground, are a familiar feature of the Irish early medieval landscape, often marking the extent of sacred space rather than defensive territory. The 1842 Ordnance Survey six-inch map caught the enclosure while it was still largely intact, making the comparison with the 1935 survey a precise measure of how much was lost in less than a century of agricultural use. A graveyard occupies the northeastern quadrant, suggesting the site continued in some form of use long after the church itself vanished. Approximately 150 metres to the south-south-west lies a holy well, a proximity that is common at early Irish religious sites, where a well, a church, and an enclosing boundary together formed a recognisable cluster of sacred geography.