In pictures: Hurricane Katrina

1 of 19 Hundreds of thousands of people leave the city of New Orleans in the southern US, in preparation for Hurricane Katrina

2 of 19 This satellite pic shows the huge storm. It was a category five, the strongest type of hurricane

3 of 19 Lots of the area is below sea level, so it's in danger of flooding. This man waits on his top floor for rescue in New Orleans

4 of 19 High winds brought down trees as far inland as the city of Baton Rouge

5 of 19 All the windows on the northern side of the Hyatt hotel in New Orleans were blown in

6 of 19 The storm was so strong it brought down brick structures, crushing these cars

7 of 19 Rescuers save a family from the high waters in Mobile

8 of 19 Battered, but still flying. The storm passed through and started to weaken. Now the people of the southern US must start to rebuild

9 of 19 President Bush looks out from his personal plane, Airforce One, over the devastation

10 of 19 An airboat picks up people trapped by water in New Orleans' flooded streets. Survivors are being taken from the city.

11 of 19 Residents row along Broadway Street

12 of 19 Many people were plucked to safety by helicopters

13 of 19 Thousands of homes are under water. Many people have lost all their possessions

14 of 19 Just to add to the problems, fires have broken out in several areas

15 of 19 Fires at factories caused huge explosions

16 of 19 Supplies are beginning to get through to the thousands of people who have been stranded

17 of 19 Evacuees in New Orleans wait to be taken out of the stricken city

18 of 19 Many people have been without food, water and medicine for days

19 of 19 A plane load of evacuees arrives in Salt Lake City, Utah