手绘风城市地标建筑插画素材

minimalist illustration, light blue and white color scheme, nine city skylines including Singapore, Chengdu, Tianjin, Beijing, Shanghai, Guangzhou, and Hangzhou, each skyline positioned accordingly, iconic buildings simplified into lines and block shapes, city names labeled in English below each skyline, pure white background, clean and clear visual effect, conveying unique architectural styles and city identities