Dipity is a free digital timeline website. It was created to organize the content of the web into a logical, visual and interactive timeline. On the timelines you can upload any kind of media, images and text. It allows people to interact and collaberate with each other creating timelines and sequences on all kind of topics.
Check it out http://www.dipity.com/tedles/Computers-and-Art-1960-2012/
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