Drum from Sông Đà, Vietnam. Đông Sơn II culture. Mid-1st millennium BCE. Bronze.
The Đông Sơn drum developed an important status in Southeast Asia and they can be considered one of the first animated objects of the Bronze Age.

Đông Sơn Drums

Hanoi citadel
The Imperial Citadel buildings reflect a unique South-East Asian culture specific to the lower Red River Valley, at the crossroads between influences coming from China in the north and the ancient Kingdom of Champa in the south.

Imperial Citadel of Thang Long, Hanoi