亚洲av综合久久伊人,国产日韩久久免费影院,中日韩激情白浆一区二区三区,AV片在线观看

Home>>

Top 10 archaeological discoveries of 2020 in China unveiled (4)

(Ecns.cn) 13:15, April 14, 2021

Jingtoushan shell mound site, Yuyao, east China’s Zhejiang province. (China News Service/Wang Gang)

Dating back to more than 8000 years ago, the site is deemed one of the largest and oldest prehistoric shell mounds in China ever excavated, and also offers abundant discoveries to study the change of coastal environment change.


【1】【2】【3】【4】【5】【6】【7】【8】【9】【10】【11】【12】【13】【14】【15】【16】【17】【18】

(Web editor: Shi Xi, Liang Jun)

Photos

Related Stories