This is an incredible video from @Astro_Feustel, which shows him trying to walk heel-to-toe with his eyes closed the day after returning from 6½ months on the International Space Station.pic.twitter.com/ghth6xoj0u
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