Across
1
Raised area of land, smaller than a mountain
3
Large natural elevation of earth
5
Narrow sea inlet between cliffs
8
Flat elevated area of land
10
Region near the equator
Down
2
Height above sea level
4
Large slow-moving mass of ice
6
Area where water covers the soil
7
Region between the two tropic lines
9
Largest river in South America
11
Line dividing two countries
12
Chain or group of islands