Quest HashtagThemehttps://www.mercurynews.com/2017/02/13/when-good-dams-go-bad-a-look-at-some-of-the-disasters/https://npdp.stanford.edu/sites/default/files/reports/npdp_dam_failure_summary_compilation_v1_2018.pdfhttp://dams-disasters.blogspot.com/