First spotted during an examination of aerial photographs taken in November 1984 for the Bórd Gáis Éireann gas pipeline survey, this site appears as a distinctive rectangular enclosure measuring approximately 40 metres north to south and 50 metres east to west. The feature is defined by an L-shaped cropmark running from west to north, whilst a post-1700 field boundary cuts across its eastern edge and a drainage channel marks its southern boundary.

What makes this site particularly intriguing is the presence of what appears to be a waterlogged fosse, or defensive ditch, surrounding the enclosure. Digital Globe satellite imagery from 2015 clearly shows this water-filled feature acting much like a moat, which has led archaeologists to classify it as a possible moated site; a type of medieval fortified residence that was once common across Ireland and Britain. These moated sites typically date from the 13th to 14th centuries and were often built by Anglo-Norman settlers or wealthy Irish families as defended homesteads.

There’s another possibility, however, that adds a layer of mystery to this rural Limerick field. The enclosure might not be medieval at all, but rather the remains of a landscape feature associated with nearby Elton House. Without excavation, it’s difficult to determine whether we’re looking at a forgotten medieval stronghold or a more recent addition to the designed landscape of a country house. The fact that it doesn’t appear on any Ordnance Survey Ireland historic maps only deepens the enigma, leaving this rectangular ghost in the landscape waiting for further investigation to reveal its true origins.