1 Concourse 2 Interior The coveted exterior plane-wing inspired shape of C2 (and C3) is the work of DarGroup members Perkins + Will and Dar Al Handasah so is the interior design and supervision for both concourses. 2 3 1 C2 central atrium 2 Terminal 2 3 C2 axially designed departure level featuring naturally lit interiors through the envelop arched openings 16