Aerial images of what the Joplin tornado did to the Joplin hospital area.
After devastating storms such as Katrina, the Tuscaloosa tornado and the recent tragic tornado in Joplin, Mo., NOAA does an aerial survey of the damage. Here is the Joplin hospital area before the tornado:
Look at the same area after the tornado with winds over 200 m.p.h. swept through the same hospital area: