The word "Terminus" (controversial "safe-haven" during Season 4, for you newbies) is Latin for "end of the line," so no surprise there.
As for the Backlot Experience, I'm fairly sure I remember reading something where it was mentioned specifically.. I could be wrong.
Also, Murdy has confirmed today in a little Twitter session that the rest of the properties that will be featured this year have never been utilized before.