Across
1
Distance east or west of prime meridian
3
Deep narrow valley with steep sides
6
Physical features of land
7
Large area covered with trees
11
Body of water surrounded by land
Down
2
Area where water covers the soil
3
Piece of land jutting into the sea
4
Landform where river meets the sea
5
Large natural elevation of earth
8
Line dividing two countries
9
Height above sea level
10
Vast body of salt water
12
Largest river in South America
13
Mountain that can erupt with lava