This is a calculated flood map for the city of St. Louis. Water depth goes from deep (dark blue) to shallow (white, light blue). Floodwater can come from the Illinois, Upper Mississippi and Missouri rivers, as well as from heavy local precipitation.
Courtesy of Dag Lohmann/Katrisk
The ill-fated Sultana in Helena, Ark., just before it exploded on April 27, 1865, with about 2,500 people aboard. Most were Union soldiers, newly released from Confederate prison camps.
Library of Congress
Workers pump water from the parking lot of the Dadeland Plaza shopping center on Thursday after heavy rains triggered by Tropical Storm Karen in Pinecrest, Fla., a suburb of Miami.
This WWII-era minesweeper once was a floating museum in St. Louis. Swept away in a 1993 flood, it has been under water in the river for most of the years since. But the ship has been exposed as the river's water level has fallen. (Photo taken on Dec. 14.)
Army Corps of Engineers
Roy Presson (C) embraced his daughters Catherine (L) and Amanda on Tuesday as they stood on the edge of State Highway HH looking out at their family farm in Wyatt, Mo. The Presson home and 2,400 acres of land that they farmed was flooded when the Army Corps of Engineers blew a massive hole in a levee at the confluence of the Mississippi and Ohio Rivers to help save the town of Cairo, Ill.
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