Carn

On the summit of Knockmaa, a prominent hilltop to SW of Tuam. A very large well-preserved subcircular cairn (E-W 22.2m, N-S 20.5m, H c. 5m) with a trigonometrical station on its flat summit. This is the largest and most prominent of a group of four cairns on the hilltop (see GA042-064003-, GA042-064---- and GA042-064004-): the others stand c. 70m to WSW, c.130m to WNW and c. 230m to W respectively. There are also cairns on the summits of the adjoining hills to E and W (GA043-033001-, GA042-093----, GA042-150----). Killanin and Duignan 1967, 305; CUCAP ATF 26, 28) The above description is derived from the published 'Archaeological Inventory of County Galway Vol. II - North Galway'. Compiled by Olive Alcock, Kathy de hÓra and Paul Gosling (Dublin: Stationery Office, 1999). Date of upload: 05 August 2010

Neolithic passage tomb; dates to the Late Neolithic period (c. 2500–2000 BCE). Its size and preservation make it a significant example of megalithic architecture in the region.