Across
1
Deep narrow valley with steep sides
3
Large natural stream of water
4
Large body of water partly enclosed by land
6
Largest ocean on Earth
9
Narrow sea inlet between cliffs
10
Distance east or west of prime meridian
11
Region surrounding the North Pole
Down
1
Steep rock face at edge of land
2
Goods sold to another country
5
Largest hot desert in the world
7
Ridge of rock or coral near the surface
8
Imaginary line around the middle of Earth