 | Galley Head lighthouse in Co. Cork, built in 1875, now also offers self-catering accommodation in the attached houses. | | Navigation Aids | | | Navigation aids include buoys, lighthouses, beacons, and radio sites. These serve to guide mariners around coastlines. For both the Republic of Ireland and Northern Ireland, the Commissioners of Irish Lights (CIL) are the statutory authority for the provision of Aids to Navigation (AtoN). These aids are located at over 230 sites, and consist of both onshore and offshore fixed structures. |
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