Thousands of people in the U.S. state of Louisiana to flee from the artificially-induced flood.
On Saturday the gates were opened for over the banks of the Mississippi River.
In the coming days will be open some more locks — the first time in decades.
Water seeps into the thousands of homes and destroyed hundreds of acres of agricultural land.
However, according to officials, this is the only way to save more populated areas along the river, the city, the company refineries, power plants and the port of New Orleans.