English: Saudi Aramco's core area which includes the headquarters and office buildings in Dhahran city. The buildings which appear in this picture are the Al Mujamma Mosque (foreground), Administration buildings (right background Two Towers), Old Admin Building (right background shown between Mosque and Minaret) and Engineering building (left background). Exploration and Production (EXPEC) building and Exploration Computing Center are behind the Engineering building and are not visible in this photo.