TOURISM: Viet Nam- Ancient citadel in need of preservation
National treasure: Remnants of the once-royal Cổ Loa Citadel. Photo khaocohoc.gov.vn . .. Recent encroachments at Cổ Loa Ancient Citadel
Read moreNational treasure: Remnants of the once-royal Cổ Loa Citadel. Photo khaocohoc.gov.vn . .. Recent encroachments at Cổ Loa Ancient Citadel
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