Across
1
Ocean between Americas and Europe/Africa
4
Region near the equator
6
Ridge of rock or coral near the surface
7
Largest river in South America
8
Height above sea level
9
Imaginary line around the middle of Earth
12
Seasonal heavy rainfall
Down
2
Cold treeless Arctic plain
3
Distance east or west of prime meridian
4
Physical features of land
5
Mountain that can erupt with lava
10
Steep rock face at edge of land
11
Piece of land jutting into the sea