Tall grass is a marsh and if there are trees it is a swamp.
a valley
A low area surrounded by higher land is called a basin. The areas are usually bowl shaped and are completely surrounded.
Basin that is the answer
Basin that is the answer
Rivers are always surrounded by higher land.
A Valley-------------------------No a valley is not surrounded by higher land, the correct answer is a "basin" or a "depression".
A low area surrounded by higher land is called a basin. Basins are formed by the erosion and deposition of material by water or other natural forces, resulting in a depression in the landscape.
The low land between two mountains is called a valley. It is a low-lying area surrounded by higher ground such as mountains or hills. Valleys are often formed by the erosion of rivers or glaciers over time.
A strip of land between hills or mountains is called a valley. It is a low-lying area typically surrounded by higher elevations on either side. Valleys are often formed by erosion from water or ice.
A valley.
An island is a habitable area of land surrounded by water. An islet is an inhabitable small area of land surrounded by water. A cay (or key) is a habitable small area of land surrounded by water.
An area of land surrounded by water is called an island.