It is, in fact, one of three fulachtaí fia clustered within roughly sixty metres of one another near Sraharla, a proximity that hints at sustained, repeated activity on this patch of wet ground over prehistoric time.

A fulacht fia, sometimes called a burnt mound, is one of the most common archaeological monument types in Ireland, yet it remains one of the least understood. The basic form is consistent: a horseshoe or roughly circular mound built up from the shattered, fire-cracked stones that accumulate when rocks are heated and plunged repeatedly into water to bring it to the boil. A trough, usually timber-lined, would have held the water; the mound grew around it as spent stones were discarded. What exactly this boiling was for, whether cooking, textile processing, bathing, or some combination, is still debated. The Sraharla example measures eight metres in length, nine metres in width, and stands about ninety centimetres high, with a slight depression near its north-western edge that likely marks the position of the original trough. Its two neighbours lie to the south-east and east respectively, each around sixty metres away, suggesting that the same marshy ground drew people back to this spot on more than one occasion.