You don’t really need to be familiar/or have watched Avatar in order to enjoy Pandora, FOP or Na’vi River IMO, but a little back story doesn’t hurt. Pandora is a fictional exoplanetary moon created by James Camera. The back story is humans go there to mine unobtanium.
Well, I was in the middle of explaining it all to you, but as I jumped back and forth, looking for the definition of
http://www.todayifoundout.com/index.php/2015/08/unobtanium-real-substance/
Unobtanium (which curiously sounds like something unobtainable), I lost what I had begun typing??! Anyway James Cameron came up with his fictional universe in which humans travel to Pandora to mine the stuff. The Na’vi are the native creatures of Pandora. So just enjoy the ride. You don’t have to watch the movie Avatar, but a little back story helps. The Na’vi animatronics in the ride are awesome and the music is pretty moving!