September 6th, 2005. In a suburb of New Orleans, Louisiana a suburb is flooded because of the levee break at 17th Street. The Most Expensive Hurricane in US history, Hurricane Katrina ravaged man made areas. All roads in and out of the suburbs were flooded. . Hurricane Katrina is going down in history as one of the costliest hurricanes ever. Victims of the hurricane are rescued by the Air Force. Boats, houses and cars litter the area after being damaged by the hurricanes winds which were in excess of 150mph. The devastation reached as far as Mississippi and Alabama..