The Japanese Female Facial Expression Image Database
- Database of facial expression images freely available for research purposes.
- http://www.kasrl.org/jaffe.html

The Lenna Story
- Information about Lena Soderberg (née Sjööblom) and the history of the famous test image.
- http://www.cs.cmu.edu/~chuck/lennapg/

Image Processing: the Lena Story
- The history of one of the most well-known test images: Lena Sjooblom.
- http://ndevilla.free.fr/lena/

The Visible Human
- The Visible Human Project has many medical images.
- http://www.nlm.nih.gov/research/visible/visible_human.html

CMU Computer Vision Images
- List of sites (intended for computer vision use) from CMU.
- http://www.cs.cmu.edu/afs/cs/project/cil/ftp/html/v-images.html

USC-SIPI Image Database
- A collection of digitised images in TIFF format. Catalogue in PDF. Previews and images free on-line, database on magnetic tape can be purchased.
- http://sipi.usc.edu/services/database/Database.html