Ngườm Ngao Cave: a hundred-million-year masterpiece - Vietnam Today

Name: Ngườm Ngao Cave: a hundred-million-year masterpiece - Vietnam Today
Uploaded: 2026-07-19T23:34:04.084Z
Duration: 2 min 53 s
Channel: Unique strange
Description: #vietnamtoday #YourWindowonVietnam #vtv #NguomNgaoCave #CaoBang #Geology #NaturalWonder #LimestoneCave #AdventureTravel