A barn submerged by the Mississippi River in Oakville, Iowa. Mississippi floodwaters are moving south and now threaten towns in Illinois and Missouri as well as in Iowa. (Win McNamee/Getty Images)

The Beauty and Wrath of Nature

A barn submerged by the Mississippi River in Oakville, Iowa. Mississippi floodwaters are moving south and now threaten towns in Illinois and Missouri as well as in Iowa.

Credit: Win McNamee/Getty Images