Across
1
Height above sea level
4
Flat grassland in tropical regions
5
Visual representation of an area
6
Region near the equator
10
Land surrounded by water on three sides
11
Narrow sea inlet between cliffs
Down
1
Largest river in South America
2
Goods sold to another country
3
Region surrounding the North Pole
7
Low-lying land surrounded by higher ground
8
Ridge of rock or coral near the surface
9
Total number of people in an area
12
Large area covered with trees