Across
1
Ocean between Americas and Europe/Africa
5
Region between the two tropic lines
7
Vast body of salt water
8
Low area between mountains
9
Deep narrow valley with steep sides
12
Flat grassland in tropical regions
Down
2
Largest hot desert in the world
3
Body of water surrounded by land
4
Largest ocean on Earth
6
Area where water covers the soil
10
Half of the Earth
11
Long-term weather patterns of an area