Newgrange (c 3,200 B.C.) predating the ancient pyramids by 400 years and Stonehenge by 1000. The passage tomb is surrounded by 97 kerb stones, the most impressive is the large entrance stone which is covered in swirls and designs. Inside the large mound there is a long passage leading into a chamber which branches off three ways. The corbelled roof inside the burial chamber it still watertight and supports an estimated 200,000 tonnes of cairn. The cremated remains of the dead were laid on large stone basins inside the chamber which usually were accompanied by grave goods.
At dawn on the winter solstice, the shortest day of the year (December 21st), a shaft of sunlight enters the chamber of Newgrange through a specially designed opening over the doorway which illuminates the Chamber..