Across
1
Cold treeless Arctic plain
4
City that is seat of government
8
Distance east or west of prime meridian
9
Largest hot desert in the world
10
Imaginary line around the middle of Earth
Down
2
Where river meets the sea
3
Piece of land jutting into the sea
5
Mountain that can erupt with lava
6
Goods brought in from another country
7
Region near the equator
11
Largest river in South America
12
Ocean between Americas and Europe/Africa