Across
1
Land surrounded by water on three sides
4
Piece of land jutting into the sea
8
Large slow-moving mass of ice
Down
2
Low-lying land surrounded by higher ground
3
Area where water covers the soil
4
Deep narrow valley with steep sides
5
Half of the Earth
6
Cold treeless Arctic plain
7
Visual representation of an area
9
Imaginary line around the middle of Earth