Across
1
Large area covered with trees
5
Largest river in South America
6
Line dividing two countries
8
Distance east or west of prime meridian
10
Low area between mountains
Down
2
Region between the two tropic lines
3
Half of the Earth
4
Imaginary line around the middle of Earth
7
Visual representation of an area
9
Cold treeless Arctic plain
11
Seasonal heavy rainfall