Here are some more additions to The Best Sites For Learning About The Swine Flu Outbreak:

A Visual Guide to Flu Pandemics is a good visual historical representation of pandemics through the years. Thanks to Alec Couros for the tip.

Flu Fears Dissipating In Mexico City is an online video from MSNBC.

The BBC has a slideshow called Public Health Campaigns: A Fine Line Between Informing And Alarming.