The flat, wide area along a river is called its flood plain. This is sometimes part of a larger area called the alluvial plain, which formed as the river shifted over time and deposited soil when it flooded.
planes
The wide and flat land form that repeated flows of lava form is called a lava plateau. Lava plateaus are created by successive eruptions of low-viscosity lava that spreads out in thin layers, building up over time to create a broad, flat area.
If you are referring to the crossword puzzle hint, the answer is probably prairie.
Fertile soil is one aspect of flat land in Egypt
a plateau is a high flat piece of land
Plateau.
Plains
A plain is a wide area of flat or gently rolling land. Plains cover more than one-third of the world's land area. They exist on every continent.
its a streem
its a streem
Mud Slide
landscape
planes
I think you mean a plateau. Plateau: expanse of raised land with a level surface. Also known as tableland, do to the flat tops.
The wide and flat land form that repeated flows of lava form is called a lava plateau. Lava plateaus are created by successive eruptions of low-viscosity lava that spreads out in thin layers, building up over time to create a broad, flat area.
It would be the flood plain or meander belt.
You find slow water in a river where it is deep and/or wide and the land is relatively flat.