Across
1
Land surrounded by water on three sides
5
Deep narrow valley with steep sides
6
Area where water covers the soil
8
Ridge of rock or coral near the surface
9
Dry land with little rainfall
Down
2
Cold treeless Arctic plain
3
Mountain that can erupt with lava
4
Goods sold to another country
5
Piece of land jutting into the sea
7
Where river meets the sea
10
Line dividing two countries
11
Large slow-moving mass of ice