Many of the people who evacuated New Orleans ahead of the storm came here to wait it out. A lot of them are still here. Many others, those who had stayed in New Orleans and were trapped there when the waters of Lake Ponchartrain breached the levee, eventually were rescued and boarded buses to whatever towns or cities had indicated a willingness to take them in and help them out. One such place was Houston:
The song is "Houston" by Mary Chapin Carpenter.
Click here to read the lyrics.
Thanks to paganmaestro for skillfully combining amazing images with this song and posting the video on YouTube.