This is a fulacht fia, a horseshoe-shaped mound formed from the debris of repeated high-temperature cooking, brewing, or bathing, depending on which archaeological theory you favour. The mound here measures seven metres in length and rises to about one and a half metres, which puts it within the typical range for these Bronze Age sites.

What makes the location at Garranekinnefeake particularly striking is not the individual mound but what surrounds it. At least five further fulacht fiadh have been recorded to the south, strung along the same watercourse. The clustering is significant. Fulacht fiadh generally work by heating stones in a fire and then dropping them into a water-filled trough to bring the water rapidly to a boil, a process that cracks and blackens the stone, producing the characteristic burnt mounds over time. The proximity of a reliable stream was not incidental but essential to the whole operation. Finding six such monuments along a single stretch of water suggests repeated, possibly seasonal, use of this corridor across a long period, though whether these sites were in use simultaneously or accumulated over generations is difficult to say without excavation. The Garranekinnefeake cluster was documented with the assistance of R.M. Cleary and later included in the Archaeological Inventory of County Cork, published in 1994.