How Chengdu turns leftover spaces into city playgrounds

　　Beneath a one-kilometer highway bridge in Chengdu, southwest China's Sichuan Province, a former wasteland has been transformed into a vibrant multi-sport hub and eco-friendly lakeside. The makeover comes just in time for the 2025 World Games, with several niche sports now featured right here under the bridge. This story explores how underused urban spaces are being reinvented as new pockets of joy for residents.