1 of 5 Katrina's storm surge washed inland along the eastern shore of Mobile Bay, submerging beachside buildings and pushing boats into trees normally several metres above the shoreline. (Picture: Lee Lerner)
2 of 5 Lisa Saper's photos show the scene at Pass Christian, Mississippi where her mother lives. "Although my mom's home is intact, the town that I grew up in has been obliterated"
3 of 5 The remains of Long Beach K-Mart at Pass Christian, Mississippi. (Photo: Lisa Saper)
4 of 5 Elushika Weerakoon, a student at Loyola University, New Orleans took this photograph during the hurricane.
5 of 5 And after the hurricane on Canal Street, downtown New Orleans.