Answer:pic.twitter.com/UGY9qb2xqX
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
I have never heard of this acronym or this international day. Which means it needs way more awareness.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.