This is the last map of the pack. In a different scenery (the scene takes place in two twin petrolian platform). The spawns are a bit lower, and you have to move up if you want to see the enemy. This map is a nice training for vertical and horizontal strafes.
The following links will allow you to download the first aAa mappack, which contains
aaa_aim,
aaa_arena and
aaa_area.