In 2011 the city of Christchurch, New Zealand was devastated by a powerful earthquake that destroyed or damaged an estimated 80% of buildings in the central city. This recording is of a demolition site, in which a demolition excavator is pulverising foundations of one of the damaged buildings. Recorded by Jo Burzynska. Part of the Future Cities project - find out more at https://www.citiesandmemory.com/future-cities