Across
1
Distance north or south of equator
4
Largest river in South America
6
Tool for finding directions
9
Area where water covers the soil
10
Low area between mountains
Down
2
Deep narrow valley with steep sides
3
Raised area of land, smaller than a mountain
4
Region surrounding the North Pole
5
Body of water surrounded by land
7
Visual representation of an area
8
Distance east or west of prime meridian