21 October 1966 October 20, 2012 Author: Staff A slag pile collapses on the village of Aberfan in Wales, killing 144 people. Famous Words of Inspiration..."A mind that is stretched by a new experience can never go back to its old dimensions." Oliver Wendell Holmes — Click here for more from Oliver Wendell Holmes Related posts: 9 October 1966 8 September 1966 8 October 1968 26 August 1966 8 September 1966 21 October 1945 7 October 1982 19 October 1956 17 July 1981 Categories: History Tags: 1966, 21 October