| After the flood, existing levees were rebuilt, extended, and reinforced with revetments. |
| Sandbag by sandbag it's slow progress fixing the broken levees of New Orleans. |
| Do they allow people in low-lying neighborhoods where the old levees were breached to build again? |
| Now America has had to pay the price for ignoring loud warnings about the weakened levees of New Orleans. |
| The men created a world of their own on the docks, levees, plantation landings, city quays, and steamboat decks of the Mississippi River economy. |
| The water had risen too high, and the levees just were not strong enough to keep it back. |
