How walkable is your city?

An interesting web site that calculates a 'walk score' for any address or neighborhood:

http://www.walkscore.com/

Here are the possible scores:

Walk Score	Description
90–100	Walker's Paradise — Daily errands do not require a car.
70–89	Very Walkable — Most errands can be accomplished on foot.
50–69	Somewhat Walkable — Some amenities within walking distance
25–49	Car-Dependent — A few amenities within walking distance.
0–24	Car-Dependent — Almost all errands require a car.