This would have been a life saver when I was working on documentation sites as a Technical Writer. Very welcome addition!https://twitter.com/ChromeDevTools/status/966738610157338624 …
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
WAT. Was it in the devtools ~5 years ago? 
Maybe not that long. I was thinking on the scale of 2 or 3 years. ;)
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.