''Sruth in Aghaidh an Aird'' (

Irish Irish may refer to: Common meanings * Someone or something of, from, or related to: ** Ireland, an island situated off the north-western coast of continental Europe ***Éire, Irish language name for the isle ** Northern Ireland, a constituent unit ...

for "stream against the height"), sometimes called The Devil's Chimney, is Ireland’s highest waterfall, with a height of . It is in the

Dartry Mountains The Dartry Mountains ( ga, Sléibhte Dhartraí) are a mountain range in the north west of Ireland, in the north of counties Sligo and Leitrim. They lie between Lough Melvin, Lough Gill and Lough MacNean. The highest point is Truskmore at . O ...

in the west of Ireland, marking part of the border between

County Sligo County Sligo ( , gle, Contae Shligigh) is a county in Ireland. It is located in the Border Region and is part of the province A province is almost always an administrative division within a country or state. The term derives from the an ...

and

County Leitrim County Leitrim ( ; gle, Contae Liatroma) is a county in Ireland. It is in the province of Connacht and is part of the Northern and Western Region. It is named after the village of Leitrim. Leitrim County Council is the local authority for the ...

. It flows for around 200 days a year, from the southern side of the Darty Mountains plateau, into Glencar Lough. The waterfall's Irish name comes from the phenomenon where southerly winds sometimes blow the water backwards up and over the cliff edge. A public hiking trail has been established allowing access close to the base of the falls. The waterfall is a prominent landmark, visible for many miles, and it formerly marked the ancient boundary of the ''

túath ''Túath'' (plural ''túatha'') is the Old Irish term for the basic political and jurisdictional unit of Gaelic Ireland. ''Túath'' can refer to both a geographical territory as well the people who lived in that territory. Social structure In ...

'' of ''

Cairbre Drom Cliabh Cairbre Drom Cliabh (meaning "Ui Cairbre (the descendants of Cairbre) of Drumcliff"), was an Irish ''túath'' in the ancient confederation of Íochtar Connacht (Lower Connacht), now County Sligo in the west of Ireland. It is now represented by t ...

'', now the boundary between County Sligo and County Leitrim in the northern part of

Connacht Connacht ( ; ga, Connachta or ), is one of the provinces of Ireland, in the west of Ireland. Until the ninth century it consisted of several independent major Gaelic kingdoms ( Uí Fiachrach, Uí Briúin, Uí Maine, Conmhaícne, and Del ...

, the western

province A province is almost always an administrative division within a country or state. The term derives from the ancient Roman '' provincia'', which was the major territorial and administrative unit of the Roman Empire's territorial possessions ou ...

in Ireland.

References

{{reflist Landforms of County Sligo Landforms of County Leitrim Waterfalls of the Republic of Ireland