7 Twitter infographics: http://techxav.com/2009/12/21/7-creative-and-interesting-infographics-about-twitter/
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
7 Twitter infographics: http://techxav.com/2009/12/21/7-creative-and-interesting-infographics-about-twitter/