Across
1
Landform where river meets the sea
3
Large natural stream of water
4
Wearing away of land by water or wind
5
Deep narrow valley with steep sides
6
Largest hot desert in the world
Down
2
Ocean between Americas and Europe/Africa
5
Long-term weather patterns of an area
7
Vast body of salt water
8
Area where water covers the soil
9
Tool for finding directions
10
Low area between mountains
11
Distance east or west of prime meridian