Visible as cropmarks on aerial and satellite imagery, the features show up with a sharpness and regularity that would normally point towards prehistoric burial mounds. Ring-barrows are among the more common funerary monuments of Bronze Age Ireland, typically consisting of a low central mound surrounded by a circular ditch, known as a fosse, and sometimes an outer bank. The largest of the three here measures roughly eleven metres in diameter and follows that familiar pattern, with traces of a fosse and slight remains of an external bank still discernible from above.

The complication is that nobody is entirely certain what these features actually are. The proximity of Ballinapark House, sitting just forty metres to the north, introduces a nagging alternative explanation. The unusual sharpness of the circular cropmarks, combined with their neat arrangement and closeness to a post-medieval country house, raises the possibility that they were designed landscape features, the kind of ornamental earthwork occasionally incorporated into demesne grounds after 1700. A more prosaic theory is that they may have been formed by circular livestock ring-feeders, the kind of heavy iron or timber frame used to distribute hay to cattle, which can leave distinct circular impressions in pasture over time. That explanation remains unconfirmed. The three features sit roughly in line, with the second about eight metres to the west and the third fifteen metres to the southwest of the primary earthwork, a spacing that feels deliberate without quite proving anything.