Across
1
Largest river in South America
5
Region surrounding the North Pole
6
Tool for finding directions
7
Large natural stream of water
9
Deep narrow valley with steep sides
10
Flat elevated area of land
11
Raised area of land, smaller than a mountain
12
Physical features of land
13
Vast body of salt water
Down
2
Seasonal heavy rainfall
3
Flat grassland in tropical regions
4
Land surrounded by water
8
Long-term weather patterns of an area