Lough Gill is a freshwater lough mainly situated in County Sligo, but partly in County Leitrim, in Ireland. Lough Gill provides the setting for William Butler Yeats' poem "The Lake Isle of Innisfree".
Wikipedia https://en.wikipedia.org/wiki/Lough_Gill
Address Ireland
Coordinates 54°15'5.115" N -8°23'1.802" E