my granddad watched the sunbeam hit the back wall in '67 and apparently nobody alive had seen it

Boyne Valley, Ireland. Newgrange. 5,000 year old passage tomb, older than the pyramids, older than Stonehenge. big mound with a long stone passage. and over the entrance there's this thing called the roof-box, a deliberate slot above the door. family connection: my granddad helped on the digs aroun……