Today the 3rd map pack for Call of Duty Black Ops is now out on the Xbox 360. The map pack in entitled Annihilation map pack and features the usual 4 maps and 1 new zombie map like the previous 2 map packs.

• Hangar 18, located in the highly classified military base of Area 51, where gamers will fight through experimental weapons labs, the SR-71 test hangar and a mysterious autopsy room.
• Drive-In, where players experience close-quarters combat through a 1960’s American Drive-In theater, complete with a snack shack and a classic arcade.
• Silo, where-in gamers can infiltrate a massive secret Soviet nuclear missile site under construction within a multi-level battleground.
• Hazard, located on the cliff sides of Cuba, gamers can explore a coastal golf course fit for a Dictator, where stocked clubhouses and manicured fairways meet snipers hidden in sand traps.
• Shangri-La, the all-new Zombies experience, transports players into a mythical paradise overrun with the undead. Our Heroes will come face-to-face with new species of zombies and navigate through a treacherous labyrinth of underground caverns, all set within a legendary shrine lost in an exotic jungle.

Here is the official trailer for it that was released a few days ago:

The map pack will cost 1200 Microsoft points and will be exclusive to the Xbox 360 for a limited time before heading to the PC and PS3 versions of Black Ops.

Also a fun reminder if you have bought Black Ops and these 3 map packs the game will have cost you $105, with the 3 map packs costing $45 which is almost another AAA game.