A gravel pit extension is not the most romantic context for an archaeological discovery, but it is precisely the kind of disruptive groundwork that tends to reveal what centuries of undisturbed farmland quietly conceals. At Corbally in Co. Kildare, the advance of a sand and gravel quarry prompted investigations that uncovered not one or two but six Neolithic houses, making this one of the more significant clusters of prehistoric domestic architecture found in Ireland. What makes the site quietly arresting is not just the age of the structures, which pottery analysis places in the fourth millennium BC, but the quality of the detail preserved: the stumps of upright oak planks charred in place, the traces of internal hearths that appear to have burned throughout the entire life of a building, and the faint impressions left by timber that rotted away thousands of years ago.

The first three houses came to light during excavations in 1997 and 1998. A further three were found roughly a hundred metres to the south during follow-up work in 2001, led by Tobin. The two most clearly documented of this second group were rectangular timber structures built using a foundation trench technique, in which upright oak planks were set into cut trenches in the ground to form the walls. House 4 measured approximately ten metres east to west and seven metres north to south, with an entrance in the south-west corner. Its eastern wall showed at least three distinct phases of repair and rebuilding, suggesting the structure was maintained and modified over time rather than abandoned after a single period of use. A polished stone axe, flint scrapers, struck flint flakes, and quantities of Neolithic pottery were recovered from its primary deposits, along with seeds, chaff, and hazelnut shells that may eventually yield radiocarbon dates. House 5, slightly smaller at seven by five metres, was in some respects better preserved: burning along the western wall had fixed the oak plank stumps in position, and post-holes inside the structure gave archaeologists a partial picture of how the roof was framed. A finely worked chert arrowhead was among the finds. Both houses had also been partly cut through by lazy-beds, the long parallel ridges used in later centuries for cultivating potatoes, a reminder that the same land was worked and reworked across very different periods. A possible sixth structure in the group proved harder to interpret during excavation, its features less coherent than the others, though environmental sampling from it produced a concentration of wheat seeds and chaff that points to some form of agricultural or storage activity nearby.