Carn

Located at the SE edge of the plateau of Sheemore Hill. A circular cairn (diam. 19m N-S; H 2.2m) encloses a subrectangular stone-lined chamber (dims 1.46m x 1.2m) near its SSW edge, while three large slabs near the centre suggest a second chamber. (de Valera and Ó Nualláin 1972, 142; Herity 1974, 278, Le 6) See the attached aerial view of the hilltop of Sheemore with the three cairns taken from the SW. This is at the right. The above description is derived from 'The Archaeological Inventory of County Leitrim' compiled by Michael J. Moore (Dublin: Stationery Office, 2003). In certain instances the entries have been revised and updated in the light of recent research. Date of upload: 23 September 2008 See linked document with details from Ruaidhrí de Valera and Seán Ó Nualláin, Survey of the Megalithic Tombs of Ireland. Volume III. Counties Galway, Roscommon, Leitrim, Longford, Westmeath, Laoighis, Offaly, Kildare, Cavan. (Dublin: Stationery Office, 1972). This monument is subject to a preservation order made under the National Monuments Acts 1930 to 2014 (PO no. 10/1978).

Neolithic passage tomb; dates to the early to middle Neolithic period (c. 3700–3000 BCE). Its stone-lined chamber and positioning on a prominent hilltop suggest ritual or funerary significance within a prehistoric landscape of ceremonial sites.