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A dam.
CHINA
A wall built to prevent flooding is typically called a flood barrier or a flood defense wall. These walls are designed to hold back rising water levels and protect properties and infrastructure from flood damage.
Wall Street is the street where financial services and institutions are located. It is called Wall Street because a Wall was built early in NY history to hold back the river and provide land.
A retaining wall is a structure built to support soil and prevent erosion, commonly used to hold back water. It is typically made of earth or stone, with a design that withstands the pressure exerted by the water behind it. These walls are essential in controlling erosion and managing water flow in various landscapes.
a dam
A dike is a wall or barrier built, usually to hold back the sea. A levee is the raised bank of a river or canal, to prevent overflows in times of flood.
A wall that holds back water is a dike, levee or dam
To hold back material behind it.
A dam, typically used to restrict a flow of water through a river, or harness the power of the water rushing by to use as a source of energy. Frequently, it is a combination of both.That is called a dam.A damDepending on how they're used, they could be dams or they could be levees.
the great wall of china is built on the Lesser and Gold mountainsFor additional info it was also called the "dragons back" named by emperor Shihuangdi.
Yes , you could go back. But you had to prove that you lived there.