It that really a "thing"? I know that some of the iOS 7 beta releases had it, but it was removed in the production version of iOS 7. I was not aware that it had been re-added to iOS.
I don't recall panos ever moving. I think at one time you could swipe the screen and see panoramic wallpapers. Or some such. But I don't think they ever moved.
Ahh! What Hank said!