WhenInTime is a web application that enables its users to create, view, explore and contribute to interactive digital timelines on the topic of their choice
Timelines built using WhenInTime can be embedded in your own blogs/websites. Events can be added to timelines manually or from data feeds from Twitter, YouTube, Flickr etc.
WhenInTime offers a variety of themes and templates to choose from. The timeline above is based on feeds from Twitter and YouTube and updates itself automatically on a periodic basis
Via Ana Cristina Pratas