Across
1
Largest hot desert in the world
5
Long-term weather patterns of an area
6
Where river meets the sea
7
Region surrounding the North Pole
8
City that is seat of government
9
Seasonal heavy rainfall
10
Mountain that can erupt with lava
Down
2
Chain or group of islands
3
Large natural elevation of earth
4
Large slow-moving mass of ice
11
Region between the two tropic lines
12
One of seven major landmasses
13
Height above sea level