Across
1
Deep narrow valley with steep sides
4
Where river meets the sea
5
Region near the equator
8
Land surrounded by water on three sides
9
Large natural stream of water
Down
2
Large natural elevation of earth
3
Seasonal heavy rainfall
6
Ridge of rock or coral near the surface
7
Large slow-moving mass of ice
10
Largest ocean on Earth
11
Large area covered with trees