@redaxmedia http://www.whatwg.org/specs/web-apps/current-work/multipage/obsolete.html#non-conforming-features
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
@redaxmedia http://www.whatwg.org/specs/web-apps/current-work/multipage/obsolete.html#non-conforming-features