While clearing your browser's cache & cookies clears things up on desktop and often fixes most issues. Also, you may have a look at this help center for more info: https://goo.gl/KLUt3H . Let us know how it goes.
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