Across
1
Largest hot desert in the world
2
Large area covered with trees
4
Region surrounding the North Pole
5
Low area between mountains
8
Land surrounded by water
9
Deep narrow valley with steep sides
10
Body of water surrounded by land
Down
2
Narrow sea inlet between cliffs
3
Half of the Earth
6
Tool for finding directions
7
Imaginary line around the middle of Earth
11
Chain or group of islands