To most passers-by it would look like nothing at all, perhaps a patch of discoloured soil turned up by the plough. But that scorched earth is what remains of a fulacht fia, a type of prehistoric cooking site found in great numbers across Ireland, typically consisting of a trough, a hearth, and a mound of fire-cracked stone that accumulated as hot rocks were used repeatedly to heat water.

The site sits about thirty-five metres from a stream to the south-southwest, which is entirely typical. Fulachtaí fia almost always appear close to a water source, since the whole process depended on a ready supply. What makes Farranalough a little more interesting is that it does not sit alone. Another fulacht fia lies roughly eighty-four metres to the south-southeast, suggesting that this particular stretch of ground was a place people returned to, possibly across generations, for whatever communal or practical purpose these sites served. Archaeologists continue to debate that purpose, with cooking, brewing, and textile processing among the leading theories, but the clustering of sites near shared water sources points to a landscape that was deliberately and repeatedly used rather than casually visited.