About four months ago, Google added Auto Awesome Stories to the Google+ Android app. This feature groups photos taken at roughly the same place and time when you're traveling away from your home area into a nifty slideshow or "travelogue." It looks like someone at Facebook really digs the idea, because we've been alerted by multiple users who say they've seen pretty much the same thing in the Facebook app over the last few days.
Using Dayframe to turn an Android tablet into a digital photo frame may not sound like the most affordable option out there, but at this point in time, more than a few of us have a couple old Honeycomb-era Android tablets lying around that aren't good for too much else. Following the introduction of Chromecast support in version 2.0 last month, it's pretty simple to turn your TV into one as well.