Across
1
Ridge of rock or coral near the surface
4
Region between the two tropic lines
5
Land surrounded by water
7
City that is seat of government
9
Region near the equator
12
Line dividing two countries
Down
2
Cold treeless Arctic plain
3
Chain or group of islands
6
Where river meets the sea
8
Area where water covers the soil
10
Dry land with little rainfall
11
Tool for finding directions
13
Piece of land jutting into the sea