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I love to design the Skyline because it cool and fun. This video is a song about design the Skyline. If you don`t know how to draw Skyline, it can be hard to you to draw. Skyline is not easy, if you want the Skyline to be beautiful, you need to draw carefully.
Source link: http://www.youtube.com/watch?v=zWlI1sGW58s