Across
1
Body of water surrounded by land
4
Half of the Earth
6
Ridge of rock or coral near the surface
7
Large area covered with trees
8
Region between the two tropic lines
10
Flat elevated area of land
11
Cold treeless Arctic plain
Down
1
Distance east or west of prime meridian
2
Flat grassland in tropical regions
3
Chain or group of islands
5
Narrow sea inlet between cliffs
9
Steep rock face at edge of land
12
City that is seat of government
13
Land surrounded by water on three sides