On October 21, 1966, in the small mining village of Aberfan, Wales, a man-made mountain of coal waste collapsed on a primary school and nearby houses, killing 116 children and 28 adults.
Aberfan: The mistake that cost a village its children
By Ceri Jackson, BBC News
Laura Siersema is composer of Aberfan (7 pianos, voice and tools of rescue), a sponsored project of New York Foundation for the Arts (NYFA), a 501(c)(3), tax-exempt organization.
Image courtesy South Wales Police Museum, 1966