The site of the archaeological site of Hoang Thanh

Near the Doan Mon gate, archaeologists unearthed more relics of the Ly, Tran, Le, and Nguyen periods. In particular, there is a huge brick water road never seen in any archaeological site in Vietnam.

>>>Revealing huge waterways under Thang Long Citadel

The excavation pit is deeper than 4m, revealing many traces of ruins through many historical periods.

Especially archaeologists have revealed a 2m wide waterway stretching from east to west.

Many piles are firmly closed in the water. Some
Experts say that resembles excavation points in Korea.

Revealing lots of mallet bricks.

Dating back hundreds of years.

Many sewers are excavated.

Experts study right at the excavation pit.

The revealed relics attract scientists