Some concept art, may or may not be included in the movie, from one of the artists
http://www.scified.com/news/new-alie...-alien-species
Some sets have been revealed, nothing spoilery, just a bunch of dead engineers, well since in the Synopsis David is the only guy alive on Paradise, the Engineers would be dead, but what killed them??
giant trees
and a bunch of giant heads statues like in last movie.