A fragment of prehistoric rock art pulled from a pile of roadside spoil is not the most dramatic origin story, but it is an honest one. In 1984, during road widening works near Kilgowan in County Kildare, a carved boulder fragment came to light not through excavation but through the disturbance of soil already disturbed. It was found ex situ, meaning it had been removed from its original context at some earlier, unknown point, so even before the road crew arrived, the stone had lost its place in the landscape.

The fragment is modest in size, roughly 61 centimetres long and 52 centimetres wide, but its carved face is anything but plain. At its centre sits a cupmark, a small circular depression ground into the stone surface, a form of prehistoric carving found across Ireland and Britain and most commonly associated with the Neolithic and Bronze Age periods. Around this cupmark run four concentric incised circles, with a gap or channel cut into one side, a feature sometimes interpreted as a radial groove connecting the rings to the outer edge. A double circle is attached to the main motif. The lower portion of the design is gone, lost to damage, and the stone is likely a fragment of a considerably larger original. What that larger stone looked like, where it originally stood, and what purpose it served are questions the object itself cannot answer.