https://www.reddit.com/r/Damnthatsinteresting/comments/9dbrvv/worlds_largest_manmade_waterfall_flows_from/
origin - https://www.pipiscrew.com/2018/09/worlds-largest-man-made-waterfall-flows-from-chinese-skyscraper/ worlds-largest-man-made-waterfall-flows-from-chinese-skyscraper