An Sloitheán

Sleeghan takes its name from the Irish Sloitheán, meaning 'swallow-hole'—a natural sinkhole or underground stream feature typical of Donegal's karstic geology. The name was formally documented by Ordnance Survey recorders in 1833, recorded variously as Slugan and Sluíghtheán in the Parish Namebooks, with confirmation from both Mc Swyne and O'Donovan. The townland lies in Tullaghobegly parish, K...