Hill-shaded lidar elevation model of Ardcarn (Ardcarna), Co. Roscommon. Deserted medieval settlement established around a church founded by St Beo Aodh in 6th Century AD (Templemihil) and incorporating both early and later medieval elements. There are eighteen recorded monuments here, from cashels to ringforts, roadways and ecclesiatical sites. Lidar data reveals significantly more detail of field systems including some previously unmapped earthworks.
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