Across
1
Land surrounded by water
5
Ridge of rock or coral near the surface
7
Cold treeless Arctic plain
8
Seasonal heavy rainfall
9
Where river meets the sea
Down
2
Landform where river meets the sea
3
City that is seat of government
4
Dry land with little rainfall
6
Largest river in South America
10
Narrow sea inlet between cliffs
11
Mountain that can erupt with lava
12
Distance north or south of equator