The Canadian Prairies
A large inland body of water is called a lake.
....is called a savanna.
An extremely large area of land is called a continent.
aral
a lake
A large inland body of water is called a lake. Lakes are typically surrounded by land and are not connected to the ocean.
A large level area with almost no trees is called a plain or a grassland.
Hudson bay
A prairie is a large grassland in North America.
A large inland body of water is called a lake.
A large area of treeless grassland can be a plain, savanna or prairie.
savanna - a flat grassland.