Across
1
Low area between mountains
4
Large natural stream of water
5
Raised area of land, smaller than a mountain
8
Chain or group of islands
9
Region near the equator
10
Vast body of salt water
11
Region surrounding the North Pole
Down
2
Where river meets the sea
3
Distance north or south of equator
6
Height above sea level
7
Region between the two tropic lines
12
Narrow sea inlet between cliffs
13
Large slow-moving mass of ice