Mashable’s in-house illustrator, Bob Al-Greene, created this amazing video depicting the history of Twitter: Eight years ago, Jack Dorsey let the world know he was setting up his “twttr.” How did Twitter go from a 140-character experiment to trading on the NYSE? Follow the social network’s growth over the years.

Yesterday, Twitter celebrated its 8th anniversary with a great tool that allows users to find their first tweet as well as the first tweet from any other user. Check it out.