River Inny (Leinster) River Inny (Leinster) The River Inny (Irish: "An Eithne") is a river within the Shannon River Basin in Ireland. The Inny is 40 miles (64 km) in length It begins as a stream on Patrickstown hill, one of the peaks which form the Loughcrew complex of megalithic tombs, near Oldcastle in County Meath and marks the boundary between Meath and Cavan for about four miles before it enters Lough Sheelin in County Cavan. From Lough Sheelin it forms the boundary between Westmeath and Cavan, and flows under the bridge of Finea into Lough Kinale where counties Cavan and Westmeath meet
County Offaly out across the county with the Bog of Allen extending into four other counties. The county consists of approximately 42,000 hectares of peatlands which is 21% of Offaly's total land area. Offaly contains approximately of forest and woodland area, which only amounts to 4.5% of the county's land area. This includes woodlands within the Slieve Blooms and the Lough Boora Parklands. Roughly 75% of Offaly's forested area is Conifer High Forest. The following are the historical baronies located in County Offaly: One of the earliest known settlements in County Offaly is at Boora bog which dates back to the Mesolithic