Newgrange is a Neolithic tomb, located in Bru na Boinne, County Meath, Ireland. It consists of a large mound, built of alternating layers of earth and stones. Grass grows on top of it. Some historians have suggested it resembles a womb. The mound measures 76 meters (249 feet) across and 12 meters (39 feet) high. It covers 4,500 square meters (1.1 acres) of ground. Within the mound is a chambered passage,