The First Strike map pack for Call of Duty: Black Ops will feature 5 new maps

Kowloon, inspired by the Hong Kong mission found in the game’s single player campaign. The map is packed with layers of rooftops and hiding spots and includes a zip-line that will let you quickly sweep between spots on the map, but do so without access to your weapons.

Discovery, a map located on a antarctic research station, the station is divided by a deep chasm. Fortunately there’s a single ice bridge connecting the sides, which can be destroyed

Berlin Wall, you will able to play in East and West Berlin and includes a No Man’s Land loaded with auto turrets to shoot you if you cross.

Stadium, a close quarter hockey stadium

There is also a 5th map which is a zombie map which is called Ascension.

The First Strike map pack will be released on February 1st exclusively on the Xbox 360.

Here is a video and some screenshots :

Call of Duty: Black Ops – First Strike Multiplayer Preview