Boyne Valley National Park
River floodplain with Stone Age passage tombs in County Meath, eastern Ireland
The park follows the floodplain of the River Boyne in County Meath, and parts of it lie within the Brú na Bóinne World Heritage Site, home to the megalithic monuments of Newgrange, Dowth and Knowth. At about 2.23 km², it is Ireland's smallest national park.