At Ballynamanagh in County Galway, a fulacht fia, a type of prehistoric cooking site typically identified by a horseshoe-shaped mound of fire-cracked stone surrounding a trough, came to light only because modern agriculture disturbed the soil above it. What the disturbance revealed is modest in appearance: a roughly oval spread measuring around twelve metres by nine metres, its southern edge defined by a low scarp just half a metre high. There is less stone visible here than at comparable examples nearby, and a small indistinct patch of dark soil with occasional stones lies about five metres to the south-west, its precise significance unclear.

What gives this site its quietly unusual character is not the feature itself but its setting within a concentration of similar monuments. Another fulacht fia lies roughly forty metres to the north-west, and a third sits approximately thirty-five metres to the south-south-west. Fulachtaí fia are among the most common prehistoric monument types in Ireland, generally dated to the Bronze Age, and the working theory for most is that they functioned as outdoor cooking places, where water was boiled by dropping heated stones into a trough. The stones crack with repeated heating and cooling, and it is those distinctive burnt and shattered fragments that tend to survive and mark the sites for later discovery. Finding three of them in such close proximity at Ballynamanagh suggests repeated or communal use of this particular patch of ground over what may have been a considerable stretch of time.