In case you some how do not already know, Treyarch released Map Pack 3 for Call of Duty: World at War today. You can now go download it on Xbox 360 (or PSN).
New are 3 new maps for multiplayer (Battery, Revolution and Breach) and a new zombie map called “Der Riese”. This zombie map features even more new stuff that the old ones do not have which are Pack-a-Punch machine, Bowie Knife, the Monkey Bomb and a Teleporter.