In Japan, theres a Walkthrough of the Hogwarts Express Train in Hogsmeade thats going to be there and heres the source:Ok, uh, I understood practically none of that...lol.
But, we ARE getting an identical Hogwarts castle walk through queue. I'm assuming it'll be identical to Japan and Orlando.......
http://disneyandmore.blogspot.com/2014/06/wizarding-world-of-harry-potter-at.html
It says to take photos inside the train as a recreation.