Roman walls, specifically Hadrian's wall in modern day Great Britain.
Taj mehal in DELHI.
Usualy Brick or Stone walls are built in china.
It was important for the mission walls to be built on rocks because so the walls could be stable.
1800bc
rockes
Levee
beacuse they built walls and they thought it was complet!
Walls to keep out water are called dams and levees.
ostrich fetus
Emperor Nasi Goreng
They built strong thick walls around their cites for protection.
i think they built the walls first