Across
1
Long-term weather patterns of an area
6
Largest river in South America
7
Large natural stream of water
10
Large area covered with trees
11
Raised area of land, smaller than a mountain
Down
2
Vast body of salt water
3
Line dividing two countries
4
Low-lying land surrounded by higher ground
5
Body of water surrounded by land
6
Ocean between Americas and Europe/Africa
8
Cold treeless Arctic plain
9
Imaginary line around the middle of Earth