On the Gobi desert 30 km northwest of Yinchuan, capital of the Ningxia Hui Autonomous Region, stands the dilapidated, earth castle of Zhenbeibao built 500 years ago. In recent years, it has become an...
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On the Gobi desert 30 km northwest of Yinchuan, capital of the Ningxia Hui Autonomous Region, stands the dilapidated, earth castle of Zhenbeibao built 500 years ago. In recent years, it has become an...