When it comes to 9/11, there are only two sorts of people. Those who were there and those who weren't.
But the National September 11 Memorial and Museum has created an app that lets those who download it listen to those who were there--and to experience at least some of the enormity of the event.
Unlike many apps, Explore 9/11 doesn't try to make things fun. It simply uses every aspect of app technology to help people understand just what happened and how it might have felt.
The app lets you walk to certain locations near … Read more