In 1966 a coal slag heap collapsed on a school in south Wales, killing 144 people, most of them children. Poet Owen Sheers has given voice to those who still live in Aberfan, the pit village in which tragedy struck, and uses their collective memories to create a striking work of poetic power. This is a portrait not just of what happened, but also of what was lost. What was Aberfan like in 1966? What were the interests of the people, the social life,...