Rapidly Making Colorful Landsat-8 Imagery Composite with Free Advanced Image Stretching and Pan-sharpening Software from GeoSage - See more at: http://www.gisuser.com/content/view/30197/2/#sthash.36sxzlnJ.dpuf
Another WMS resource from esri - This map shows New Orleans levees and levee breach study sites from Hurricane Katrina overlaid on a population density layer. See the Levee Maps online HERE
This map shows New Orleans levees and levee breach study sites from Hurricane Katrina overlaid on a population density layer