Among other things they feature a shark and a mini submarine, hinting at the likelihood of water-based missions in the open world game, while one screen shows a plane, a jet and a blimp in close proximity.
Rockstar has confirmed that the GTA V release date will fall in spring 2013 on PS3 and Xbox 360. PC and Wii U versions are "up for consideration", according to the studio.

http://www.computerandvideogames.com...rine-aircraft/