Doo Lough is a freshwater lake near Louisburgh County Mayo and it was carved out by moving glaciers during the last ice age. The name comes from the Irish Dúloch, which means black lake.
Doo Lough is a freshwater lake near Louisburgh County Mayo and it was carved out by moving glaciers during the last ice age. The name comes from the Irish Dúloch, which means black lake.