The ringfort that once occupied this south-west-facing slope in County Cork has no visible surface trace, no earthen bank, no ditch, no obvious break in the pasture. What makes the site quietly strange is precisely this absence, and the paper trail that documents the disappearance with such matter-of-fact precision.

Ringforts, sometimes called raths, are among the most common early medieval monument types in Ireland, typically consisting of a circular enclosure defined by one or more earthen banks and ditches, and used as farmsteads from roughly the fifth to the twelfth centuries. The Peafield example appeared on the Ordnance Survey six-inch map of 1842 as a dotted circular enclosure roughly thirty metres in diameter. By the time the same area was mapped again in 1902 and then in 1936, the fort itself had diminished to little more than a slight curve in the field boundary, a ghost of its original shape preserved accidentally in the line of a hedge or fence. Local information suggests that whatever remained of the site was levelled around 1981 to 1982. Also recorded within its interior is a souterrain, a type of underground stone-built passage or chamber associated with ringforts, typically thought to have served for storage or refuge. Whether that underground structure survives beneath the pasture, or was likewise cleared away, the record does not say.

What the sequence of maps actually captures is a common enough Irish story: a monument enduring for well over a thousand years, reduced to a cartographic curiosity across three survey editions, and then gone entirely within living memory. The field at Peafield looks like any other now.