If you are into programming, you should find its history fascinating. I found an infographic trying to depict the history of programming It features the pioneers in the field of programming, along with the history and current statistics of various programming languages. Also included are some random facts and algorithm diagrams to make the infographic more visually appealing.
Download the full-sized image here. (JPEG Image, 1200×3000 pixels)
If you are into making nice diagrams you could probably learn something from designing infographics by reading the discussion on how it was made here.