free性动漫3dvideo

　　From 1600 to the present, Amsterdam, London and New York have each contributed to the birth and development of the “world-city,” a new urban concept whose ambition plays out on a global scale and who has given rise to a radically new form of city landscape, still recognizable today. Revisit 400 years of ruthless competition for supremacy over global trade marked by growing urba... (展开全部)