Newgrange
Ireland's Newgrange, a megalithic cairn monument including a passage tomb, from the Neolithic Period, in the valley of the River Boyne near Drogheda.
Neolithic, final stage of the Stone Age. It was characterized by stone tools shaped by polishing or grinding, dependence on domesticated plants and animals, settlement in permanent villages, and the appearance of such crafts as pottery and weaving. Chipped-stone tools, characteristic of the preceding Paleolithic Period, continued to be used by Neolithic peoples in many parts of the globe. In Asia and Europe the Neolithic is succeeded by the Bronze Age, when human societies learned...