Across
1
Body of water surrounded by land
3
Line dividing two countries
5
Region between the two tropic lines
6
Wearing away of land by water or wind
11
Tool for finding directions
12
Steep rock face at edge of land
13
Visual representation of an area
Down
2
One of seven major landmasses
4
Deep narrow valley with steep sides
7
Vast body of salt water
8
Flat grassland in tropical regions
9
Low-lying land surrounded by higher ground
10
Region surrounding the North Pole