A look at the destruction that follows the breaking of long-neglected dikes and the measures being taken to prevent future problems.
2019
1996
1999
2022
2014
2011
1991
2018
2013
1977
2020
2007
2025
2017
2006
2005
2001
2016
2024
1983
2012
2023
1941
1951
2008
1943
1985