Across
1
Half of the Earth
6
Mountain that can erupt with lava
7
Largest ocean on Earth
8
Region between the two tropic lines
11
Cold treeless Arctic plain
Down
2
Large natural elevation of earth
3
Piece of land jutting into the sea
4
Dry land with little rainfall
5
Region surrounding the North Pole
9
Large area covered with trees
10
Tool for finding directions
12
City that is seat of government
13
One of seven major landmasses