Across
1
Cold treeless Arctic plain
4
One of seven major landmasses
5
Narrow sea inlet between cliffs
8
Raised area of land, smaller than a mountain
9
Chain or group of islands
11
Land surrounded by water on three sides
12
Half of the Earth
13
Body of water surrounded by land
Down
2
Vast body of salt water
3
Where river meets the sea
6
Visual representation of an area
7
Total number of people in an area
10
Largest hot desert in the world