Hurricanes Katrina & Rita Web Archive
From the home page of the "Hurricanes Katrina & Rita Web Archive":
Internet Archive and many individual contributors created a comprehensive list of websites documenting the historic devastation and massive relief effort due to Hurricane Katrina. The sites were crawled between the dates of September 4 - October 17th. This collection, containing more than 25 million searchable documents, will be preserved by Internet Archive with access to historians, researchers, scholars and the general public.