Der Riese (German for "The Giant"), fully known as Waffenfabrik der Riese (Weapons Factory of the Giant),also known as Zombie Factory, is a map featured in the Call of Duty: World at War Nazi Zombies game mode and in the hardened and prestige editions of Call of Duty: Black Ops. Another name Der Riese was referred to as in the official description is the fourth map in the Nazi Zombies game mode, to be featured in Call of Duty: World at War. It is set in a secret Nazi facility in Germany, and features teleportation and the Pack-a-Punch Machine, which can upgrade your weapons. It was released in Map Pack 3, along with three multiplayer maps. The Map Pack was released on August 6.