Across
1
Ocean between Americas and Europe/Africa
5
Wearing away of land by water or wind
7
Deep narrow valley with steep sides
8
Large body of water partly enclosed by land
12
Region between the two tropic lines
Down
2
Largest hot desert in the world
3
Visual representation of an area
4
Total number of people in an area
6
Steep rock face at edge of land
9
Large slow-moving mass of ice
10
Area where water covers the soil
11
Land surrounded by water