Across
1
Cold treeless Arctic plain
4
Steep rock face at edge of land
5
Large area covered with trees
6
Region between the two tropic lines
7
Mountain that can erupt with lava
9
Large natural elevation of earth
Down
2
Distance east or west of prime meridian
3
Low-lying land surrounded by higher ground
4
Long-term weather patterns of an area
8
Region surrounding the North Pole
10
Goods brought in from another country
11
Line dividing two countries