Across
1
Largest river in South America
5
Landform where river meets the sea
6
Land surrounded by water
7
Large natural stream of water
8
Large natural elevation of earth
10
Imaginary line around the middle of Earth
Down
2
Mountain that can erupt with lava
3
Long-term weather patterns of an area
4
Physical features of land
9
Cold treeless Arctic plain
11
Half of the Earth
12
Visual representation of an area