Published: 12:39, April 6, 2023 | Updated: 12:41, April 6, 2023
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It’s actually flat
By China Daily
People walk on a 3D pedestrian lane in Chongqing on Tuesday. The lane was meticulously paved with tiles of different gray shades so that the flat ground looks three-dimensional from above. (ZHOU YI / CHINA NEWS SERVICE)
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