So much fascinating stuff on this front page.https://twitter.com/OnThisDayNYT/status/919548414265872384 …
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
Yeah, I remember reading about this before, though I can’t recall where offhand. 
There's a podcast episode about this here:http://www.slate.com/articles/podcasts/whistlestop/2016/11/whistlestop_takes_a_journey_to_1964_and_the_october_surprise_of_that_campaign.html …
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.