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Yungang Grottoes Alain Pompidou Yungang Research Institute Yungang grotto Northern wei dynasty
04-11
![Why does the Yungang Grottoes reflect the history of cultural exchanges between China and foreign countries?[fig]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)