a small narrow river
stream
the large area of salt water that covers most of the surface of the Earth
sea
a large area of water that flows towards the sea
river
a natural structure like a very big hill that is much higher than the usual level of land around it
mountain
a piece of land that is completely surrounded by water
island
an area of land used for keeping animals or growing food
field
a large area of water that is surrounded by land
lake
a large flat area of land covered with grass in a warm part of the world
savannah
the area outside towns and cities, with farms, fields, and trees
countryside
a large area of water that has frozen and become solid
ice sheet
a large area of land with few plants and little water and where the weather is always dry
desert
a large area of land covered by trees and other plants growing close together
forest
an area of land beside a sea
coast
an area of sand or small stones beside the sea or a lake
beach
a very common plant with thin green leaves that covers the ground
grass