The Recession never ended in some cities, and the recovery has a long ways to go.

There are cities in Florida where foreclosures are still rising, blotting out any chance of recovery in home prices. The mayor of Detroit plans to demolish a quarter of the city to get a handle on his real estate problem. Homeless communities are growing on the outskirts of Sacramento.

Based on a report by the Brookings Institute, we've ranked the twenty worst cities.