How to analyze your Twitter followers: http://knowyourfollowers.com?t=24070knowyourfollowers.com/?t=24070 - shows you detailed stats, maps and graphs. #KnowYourFollowers
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
How to analyze your Twitter followers: http://knowyourfollowers.com?t=24070knowyourfollowers.com/?t=24070 - shows you detailed stats, maps and graphs. #KnowYourFollowers