Across
1
Deep narrow valley with steep sides
4
Wearing away of land by water or wind
5
Land surrounded by water on three sides
7
Distance north or south of equator
Down
2
Line dividing two countries
3
Area where water covers the soil
6
Visual representation of an area
8
Large body of water partly enclosed by land
9
Piece of land jutting into the sea
10
Half of the Earth
11
Large natural elevation of earth