These Pre-Order Bonus' will be available from Gamestop in the US. These maps are called "Helix" and "Back to the Island" the latter being a remake of Island 902 from the original game.

The maps are "Helix", an underwater research facility which utilises the game's new swimming features, and "Back to the Island", which is a tweaked version of Island 902 from the original game.

Dragoon via computerandvideogames.com »