The Akkadian Statue Head is the 96 treasure that can be found in Uncharted 3: Drake's Deception.
The Akkadian Statue Head is found in Chapter 21 - The Atlantis of the Sands. It can be found after you are at the fountain, jump down to the platform in front of you and go to the right. Go up the stairs and enter the building. You'll find the treasure on a wall with three faces carved into it.