Across
1
Cold treeless Arctic plain
4
Land surrounded by water on three sides
5
Line dividing two countries
6
Largest hot desert in the world
7
Steep rock face at edge of land
8
One of seven major landmasses
13
Region surrounding the North Pole
Down
2
Mountain that can erupt with lava
3
Ocean between Americas and Europe/Africa
4
Flat elevated area of land
8
City that is seat of government
9
Seasonal heavy rainfall
10
Region between the two tropic lines
11
Where river meets the sea
12
Flat grassland in tropical regions