File under 'What is this fuckery'https://twitter.com/NuclearTakes/status/886448125057146880 …
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
So did, wish I hadn't.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.