The Museum Of Human Disease has a photo gallery of all those diseases you wanted to see,plus info,links and whatnot.
The one thing it's missing is hope.
The Infectious Diseases Gateway On Bio Med Net-
"Featuring expertly selected content from the leading publications in infectious diseases, including Immunity, The Lancet Infectious Disease, Trends in Microbiology, Trends in Immunology, Trends in Parasitology, Current Opinion in Microbiology, Current Opinion in Immunology, Vaccine, Virology, the FEMS Journals, International Journal for Parasitology and the Academic Press & Elsevier Books and Major Reference Works teams."