Across
1
Ridge of rock or coral near the surface
3
Large natural elevation of earth
4
Region surrounding the North Pole
6
Region near the equator
8
Goods brought in from another country
10
Largest hot desert in the world
Down
2
Large slow-moving mass of ice
5
Land surrounded by water
7
Narrow sea inlet between cliffs
9
Large natural stream of water
11
Deep narrow valley with steep sides