Across
1
Dry land with little rainfall
5
Region surrounding the North Pole
6
Where river meets the sea
9
Region near the equator
10
Low area between mountains
11
Low-lying land surrounded by higher ground
Down
2
Line dividing two countries
3
Large slow-moving mass of ice
4
Imaginary line around the middle of Earth
7
Height above sea level
8
Distance north or south of equator
12
Largest hot desert in the world