Across
1
City that is seat of government
5
Half of the Earth
6
Chain or group of islands
8
Largest river in South America
9
Large area covered with trees
Down
2
Where river meets the sea
3
Imaginary line around the middle of Earth
4
Large slow-moving mass of ice
7
Visual representation of an area
10
Ridge of rock or coral near the surface
11
Vast body of salt water
12
Cold treeless Arctic plain
13
Steep rock face at edge of land