It belongs to a category of site that only reveals itself under the right conditions, when a dry summer draws the moisture from the ground unevenly, and the buried ditches below betray their presence by feeding the roots above them for just a little longer than the surrounding earth can manage. The result is a ghostly outline of greener, lusher crop, a phenomenon known as a positive cropmark, which can vanish again within days if the weather breaks.

This particular enclosure was first recorded in August 1991, when aerial surveyor Gillian Barrett photographed it and logged the image as GB91.EI.20. The photograph shows a curvilinear enclosure, meaning its outline follows a roughly circular or oval course rather than a rectilinear one, defined by two fosses. A fosse is simply a ditch, typically dug as a boundary or defensive feature, and the presence of two concentric examples here suggests a degree of effort and intention in the original construction. The record was later compiled by archaeologist Geraldine Stout and uploaded to the national database in August 2011. Beyond that, the documentary trail is thin. No excavation appears to have taken place, and the enclosure's date, function, and relationship to other sites in the area remain unestablished from the available evidence.

Coolscuddan is not a well-signposted destination, and there is nothing on the ground to mark the enclosure's location. The site is on agricultural land, and access would require landowner permission. For anyone with an interest in aerial archaeology, the 1991 photograph itself is perhaps the most tangible point of engagement, illustrating how much of Ireland's buried past remains legible only through a combination of drought, timing, and a camera pointed downward from a low-flying aircraft. The enclosure is most likely to reappear as a cropmark during a prolonged dry spell in summer, though even then it would require knowing exactly where to look.