北京 2003.9 Creative Commons Attribution License. You may use for any purpose, but only with attribution / credit to: Karl Fjellstrom, Far East Mobility
北京城市交通
钢制护柱 - 机动化交通受限社区 - 建筑外立面 - 路侧停车      
The irregular heights suggest locally-made bollards to close a local street
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