The second phase of a cultural/business center consists of a hotel and an auditorium, complementing the main building designed by the same architect. The complex includes an office building, a mosque, a shopping center, UNESCO offices, and an auditorium. The mosque is very prominent, and its roof is inclined and has the form of a crescent. The central patio has an arcade on both sides. The material used is white marble that gives a fresh atmosphere in the harsh climatic conditions.